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Finding the Fourth Proportional to 58,663.92, 80,966.56 and 34,798.88

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Solution

The fourth proportional to 58,663.92, 80,966.56 and 34,798.88 is: 48,028.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,663.92 : 80,966.56 = 34,798.88 : x
  2. Step 2: Convert to fraction form
    58,663.92/80,966.56 = 34,798.88/x
  3. Step 3: Cross multiply
    58,663.92x = 80,966.56 × 34,798.88
  4. Step 4: Simplify right side
    58,663.92x = 2,817,545,605.45
  5. Step 5: Solve for x
    x = 2,817,545,605.45/58,663.92
  6. Step 6: Final answer
    x = 48,028.59

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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.