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Finding the Fourth Proportional to 51,663.60, 77,534.28 and 34,984.08

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Solution

The fourth proportional to 51,663.60, 77,534.28 and 34,984.08 is: 52,502.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,663.60 : 77,534.28 = 34,984.08 : x
  2. Step 2: Convert to fraction form
    51,663.60/77,534.28 = 34,984.08/x
  3. Step 3: Cross multiply
    51,663.60x = 77,534.28 × 34,984.08
  4. Step 4: Simplify right side
    51,663.60x = 2,712,465,454.26
  5. Step 5: Solve for x
    x = 2,712,465,454.26/51,663.60
  6. Step 6: Final answer
    x = 52,502.45

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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.