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Finding the Fourth Proportional to 61,582.36, 92,251.42 and 42,560.94

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Solution

The fourth proportional to 61,582.36, 92,251.42 and 42,560.94 is: 63,757.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,582.36 : 92,251.42 = 42,560.94 : x
  2. Step 2: Convert to fraction form
    61,582.36/92,251.42 = 42,560.94/x
  3. Step 3: Cross multiply
    61,582.36x = 92,251.42 × 42,560.94
  4. Step 4: Simplify right side
    61,582.36x = 3,926,307,151.53
  5. Step 5: Solve for x
    x = 3,926,307,151.53/61,582.36
  6. Step 6: Final answer
    x = 63,757.01

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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.