Home / 78,732,123.05-118,098,184.58-62,292,881.45

Finding the Fourth Proportional to 78,732,123.05, 118,098,184.58 and 62,292,881.45

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Solution

The fourth proportional to 78,732,123.05, 118,098,184.58 and 62,292,881.45 is: 93,439,322.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,732,123.05 : 118,098,184.58 = 62,292,881.45 : x
  2. Step 2: Convert to fraction form
    78,732,123.05/118,098,184.58 = 62,292,881.45/x
  3. Step 3: Cross multiply
    78,732,123.05x = 118,098,184.58 × 62,292,881.45
  4. Step 4: Simplify right side
    78,732,123.05x = 7,356,676,211,190,694
  5. Step 5: Solve for x
    x = 7,356,676,211,190,694/78,732,123.05
  6. Step 6: Final answer
    x = 93,439,322.18

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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.