Home / 93,769.41-129,402.14-51,331.89

Finding the Fourth Proportional to 93,769.41, 129,402.14 and 51,331.89

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Solution

The fourth proportional to 93,769.41, 129,402.14 and 51,331.89 is: 70,838.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,769.41 : 129,402.14 = 51,331.89 : x
  2. Step 2: Convert to fraction form
    93,769.41/129,402.14 = 51,331.89/x
  3. Step 3: Cross multiply
    93,769.41x = 129,402.14 × 51,331.89
  4. Step 4: Simplify right side
    93,769.41x = 6,642,456,159.59
  5. Step 5: Solve for x
    x = 6,642,456,159.59/93,769.41
  6. Step 6: Final answer
    x = 70,838.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.