Home / 61,380.28-84,712.02-34,523.80

Finding the Fourth Proportional to 61,380.28, 84,712.02 and 34,523.80

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Solution

The fourth proportional to 61,380.28, 84,712.02 and 34,523.80 is: 47,646.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,380.28 : 84,712.02 = 34,523.80 : x
  2. Step 2: Convert to fraction form
    61,380.28/84,712.02 = 34,523.80/x
  3. Step 3: Cross multiply
    61,380.28x = 84,712.02 × 34,523.80
  4. Step 4: Simplify right side
    61,380.28x = 2,924,580,836.08
  5. Step 5: Solve for x
    x = 2,924,580,836.08/61,380.28
  6. Step 6: Final answer
    x = 47,646.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.