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Finding the Fourth Proportional to 61,671.61, 92,432.92 and 30,034.26

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Solution

The fourth proportional to 61,671.61, 92,432.92 and 30,034.26 is: 45,015.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,671.61 : 92,432.92 = 30,034.26 : x
  2. Step 2: Convert to fraction form
    61,671.61/92,432.92 = 30,034.26/x
  3. Step 3: Cross multiply
    61,671.61x = 92,432.92 × 30,034.26
  4. Step 4: Simplify right side
    61,671.61x = 2,776,154,351.84
  5. Step 5: Solve for x
    x = 2,776,154,351.84/61,671.61
  6. Step 6: Final answer
    x = 45,015.11

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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.