Home / 61,815.66-85,302.02-34,963.80

Finding the Fourth Proportional to 61,815.66, 85,302.02 and 34,963.80

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Solution

The fourth proportional to 61,815.66, 85,302.02 and 34,963.80 is: 48,248.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,815.66 : 85,302.02 = 34,963.80 : x
  2. Step 2: Convert to fraction form
    61,815.66/85,302.02 = 34,963.80/x
  3. Step 3: Cross multiply
    61,815.66x = 85,302.02 × 34,963.80
  4. Step 4: Simplify right side
    61,815.66x = 2,982,482,766.88
  5. Step 5: Solve for x
    x = 2,982,482,766.88/61,815.66
  6. Step 6: Final answer
    x = 48,248.01

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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.