Home / 138,173.12-207,061.92-59,266.24

Finding the Fourth Proportional to 138,173.12, 207,061.92 and 59,266.24

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Solution

The fourth proportional to 138,173.12, 207,061.92 and 59,266.24 is: 88,814.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,173.12 : 207,061.92 = 59,266.24 : x
  2. Step 2: Convert to fraction form
    138,173.12/207,061.92 = 59,266.24/x
  3. Step 3: Cross multiply
    138,173.12x = 207,061.92 × 59,266.24
  4. Step 4: Simplify right side
    138,173.12x = 12,271,781,445.58
  5. Step 5: Solve for x
    x = 12,271,781,445.58/138,173.12
  6. Step 6: Final answer
    x = 88,814.54

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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.