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Finding the Fourth Proportional to 61,358.30, 92,091.45 and 36,367.10

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Solution

The fourth proportional to 61,358.30, 92,091.45 and 36,367.10 is: 54,582.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,358.30 : 92,091.45 = 36,367.10 : x
  2. Step 2: Convert to fraction form
    61,358.30/92,091.45 = 36,367.10/x
  3. Step 3: Cross multiply
    61,358.30x = 92,091.45 × 36,367.10
  4. Step 4: Simplify right side
    61,358.30x = 3,349,098,971.30
  5. Step 5: Solve for x
    x = 3,349,098,971.30/61,358.30
  6. Step 6: Final answer
    x = 54,582.66

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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.