Home / 112,889,018.35-169,283,478.28-60,353,941.81

Finding the Fourth Proportional to 112,889,018.35, 169,283,478.28 and 60,353,941.81

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Solution

The fourth proportional to 112,889,018.35, 169,283,478.28 and 60,353,941.81 is: 90,504,154.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,889,018.35 : 169,283,478.28 = 60,353,941.81 : x
  2. Step 2: Convert to fraction form
    112,889,018.35/169,283,478.28 = 60,353,941.81/x
  3. Step 3: Cross multiply
    112,889,018.35x = 169,283,478.28 × 60,353,941.81
  4. Step 4: Simplify right side
    112,889,018.35x = 10,216,925,197,505,520
  5. Step 5: Solve for x
    x = 10,216,925,197,505,520/112,889,018.35
  6. Step 6: Final answer
    x = 90,504,154.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.