Home / 112,706,085.23-169,080,366.23-42,697,283.73

Finding the Fourth Proportional to 112,706,085.23, 169,080,366.23 and 42,697,283.73

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Solution

The fourth proportional to 112,706,085.23, 169,080,366.23 and 42,697,283.73 is: 64,053,971.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,706,085.23 : 169,080,366.23 = 42,697,283.73 : x
  2. Step 2: Convert to fraction form
    112,706,085.23/169,080,366.23 = 42,697,283.73/x
  3. Step 3: Cross multiply
    112,706,085.23x = 169,080,366.23 × 42,697,283.73
  4. Step 4: Simplify right side
    112,706,085.23x = 7,219,272,370,833,728
  5. Step 5: Solve for x
    x = 7,219,272,370,833,728/112,706,085.23
  6. Step 6: Final answer
    x = 64,053,971.50

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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.