Home / 138,325.32-207,446.94-59,421.13

Finding the Fourth Proportional to 138,325.32, 207,446.94 and 59,421.13

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Solution

The fourth proportional to 138,325.32, 207,446.94 and 59,421.13 is: 89,114.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,325.32 : 207,446.94 = 59,421.13 : x
  2. Step 2: Convert to fraction form
    138,325.32/207,446.94 = 59,421.13/x
  3. Step 3: Cross multiply
    138,325.32x = 207,446.94 × 59,421.13
  4. Step 4: Simplify right side
    138,325.32x = 12,326,731,071.22
  5. Step 5: Solve for x
    x = 12,326,731,071.22/138,325.32
  6. Step 6: Final answer
    x = 89,114.06

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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.