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Finding the Fourth Proportional to 344,484.72, 516,736.80 and 95,166.72

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Solution

The fourth proportional to 344,484.72, 516,736.80 and 95,166.72 is: 142,752.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,484.72 : 516,736.80 = 95,166.72 : x
  2. Step 2: Convert to fraction form
    344,484.72/516,736.80 = 95,166.72/x
  3. Step 3: Cross multiply
    344,484.72x = 516,736.80 × 95,166.72
  4. Step 4: Simplify right side
    344,484.72x = 49,176,146,359.30
  5. Step 5: Solve for x
    x = 49,176,146,359.30/344,484.72
  6. Step 6: Final answer
    x = 142,752.77

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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.