Home / 112,921.22-169,381.70-34,035.44

Finding the Fourth Proportional to 112,921.22, 169,381.70 and 34,035.44

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Solution

The fourth proportional to 112,921.22, 169,381.70 and 34,035.44 is: 51,053.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,921.22 : 169,381.70 = 34,035.44 : x
  2. Step 2: Convert to fraction form
    112,921.22/169,381.70 = 34,035.44/x
  3. Step 3: Cross multiply
    112,921.22x = 169,381.70 × 34,035.44
  4. Step 4: Simplify right side
    112,921.22x = 5,764,980,750.77
  5. Step 5: Solve for x
    x = 5,764,980,750.77/112,921.22
  6. Step 6: Final answer
    x = 51,053.12

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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.