Home / 61,476.20-92,214.30-31,951.70

Finding the Fourth Proportional to 61,476.20, 92,214.30 and 31,951.70

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Solution

The fourth proportional to 61,476.20, 92,214.30 and 31,951.70 is: 47,927.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,476.20 : 92,214.30 = 31,951.70 : x
  2. Step 2: Convert to fraction form
    61,476.20/92,214.30 = 31,951.70/x
  3. Step 3: Cross multiply
    61,476.20x = 92,214.30 × 31,951.70
  4. Step 4: Simplify right side
    61,476.20x = 2,946,403,649.31
  5. Step 5: Solve for x
    x = 2,946,403,649.31/61,476.20
  6. Step 6: Final answer
    x = 47,927.55

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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.