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Finding the Fourth Proportional to 60,043.97, 82,860.76 and 34,549.83

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Solution

The fourth proportional to 60,043.97, 82,860.76 and 34,549.83 is: 47,678.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,043.97 : 82,860.76 = 34,549.83 : x
  2. Step 2: Convert to fraction form
    60,043.97/82,860.76 = 34,549.83/x
  3. Step 3: Cross multiply
    60,043.97x = 82,860.76 × 34,549.83
  4. Step 4: Simplify right side
    60,043.97x = 2,862,824,774.57
  5. Step 5: Solve for x
    x = 2,862,824,774.57/60,043.97
  6. Step 6: Final answer
    x = 47,678.81

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1.5x scale

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.