Home / 93,743.13-129,425.91-83,654.22

Finding the Fourth Proportional to 93,743.13, 129,425.91 and 83,654.22

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Solution

The fourth proportional to 93,743.13, 129,425.91 and 83,654.22 is: 115,496.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,743.13 : 129,425.91 = 83,654.22 : x
  2. Step 2: Convert to fraction form
    93,743.13/129,425.91 = 83,654.22/x
  3. Step 3: Cross multiply
    93,743.13x = 129,425.91 × 83,654.22
  4. Step 4: Simplify right side
    93,743.13x = 10,827,023,548.84
  5. Step 5: Solve for x
    x = 10,827,023,548.84/93,743.13
  6. Step 6: Final answer
    x = 115,496.71

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1.5x scale

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.