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Finding the Fourth Proportional to 61,390.41, 92,085.27 and 15,798.08

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Solution

The fourth proportional to 61,390.41, 92,085.27 and 15,798.08 is: 23,697.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,390.41 : 92,085.27 = 15,798.08 : x
  2. Step 2: Convert to fraction form
    61,390.41/92,085.27 = 15,798.08/x
  3. Step 3: Cross multiply
    61,390.41x = 92,085.27 × 15,798.08
  4. Step 4: Simplify right side
    61,390.41x = 1,454,770,001.86
  5. Step 5: Solve for x
    x = 1,454,770,001.86/61,390.41
  6. Step 6: Final answer
    x = 23,697.02

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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.