Home / 49,143.16-67,810.72-29,000.88

Finding the Fourth Proportional to 49,143.16, 67,810.72 and 29,000.88

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Solution

The fourth proportional to 49,143.16, 67,810.72 and 29,000.88 is: 40,017.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,143.16 : 67,810.72 = 29,000.88 : x
  2. Step 2: Convert to fraction form
    49,143.16/67,810.72 = 29,000.88/x
  3. Step 3: Cross multiply
    49,143.16x = 67,810.72 × 29,000.88
  4. Step 4: Simplify right side
    49,143.16x = 1,966,570,553.43
  5. Step 5: Solve for x
    x = 1,966,570,553.43/49,143.16
  6. Step 6: Final answer
    x = 40,017.18

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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.