Home / 67,013.48-92,345.31-47,839.16

Finding the Fourth Proportional to 67,013.48, 92,345.31 and 47,839.16

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Solution

The fourth proportional to 67,013.48, 92,345.31 and 47,839.16 is: 65,922.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,013.48 : 92,345.31 = 47,839.16 : x
  2. Step 2: Convert to fraction form
    67,013.48/92,345.31 = 47,839.16/x
  3. Step 3: Cross multiply
    67,013.48x = 92,345.31 × 47,839.16
  4. Step 4: Simplify right side
    67,013.48x = 4,417,721,598.61
  5. Step 5: Solve for x
    x = 4,417,721,598.61/67,013.48
  6. Step 6: Final answer
    x = 65,922.88

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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.