Home / 93,769.88-129,403.86-51,332.36

Finding the Fourth Proportional to 93,769.88, 129,403.86 and 51,332.36

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Solution

The fourth proportional to 93,769.88, 129,403.86 and 51,332.36 is: 70,839.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,769.88 : 129,403.86 = 51,332.36 : x
  2. Step 2: Convert to fraction form
    93,769.88/129,403.86 = 51,332.36/x
  3. Step 3: Cross multiply
    93,769.88x = 129,403.86 × 51,332.36
  4. Step 4: Simplify right side
    93,769.88x = 6,642,605,526.91
  5. Step 5: Solve for x
    x = 6,642,605,526.91/93,769.88
  6. Step 6: Final answer
    x = 70,839.44

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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.