Home / 93,939.72-129,635.58-51,498.24

Finding the Fourth Proportional to 93,939.72, 129,635.58 and 51,498.24

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Solution

The fourth proportional to 93,939.72, 129,635.58 and 51,498.24 is: 71,066.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,939.72 : 129,635.58 = 51,498.24 : x
  2. Step 2: Convert to fraction form
    93,939.72/129,635.58 = 51,498.24/x
  3. Step 3: Cross multiply
    93,939.72x = 129,635.58 × 51,498.24
  4. Step 4: Simplify right side
    93,939.72x = 6,676,004,211.38
  5. Step 5: Solve for x
    x = 6,676,004,211.38/93,939.72
  6. Step 6: Final answer
    x = 71,066.89

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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.