Home / 68,248.02-102,372.27-20,862.93

Finding the Fourth Proportional to 68,248.02, 102,372.27 and 20,862.93

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Solution

The fourth proportional to 68,248.02, 102,372.27 and 20,862.93 is: 31,294.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,248.02 : 102,372.27 = 20,862.93 : x
  2. Step 2: Convert to fraction form
    68,248.02/102,372.27 = 20,862.93/x
  3. Step 3: Cross multiply
    68,248.02x = 102,372.27 × 20,862.93
  4. Step 4: Simplify right side
    68,248.02x = 2,135,785,502.95
  5. Step 5: Solve for x
    x = 2,135,785,502.95/68,248.02
  6. Step 6: Final answer
    x = 31,294.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.