Home / 88,899.11-122,657.05-54,462.16

Finding the Fourth Proportional to 88,899.11, 122,657.05 and 54,462.16

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Solution

The fourth proportional to 88,899.11, 122,657.05 and 54,462.16 is: 75,143.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,899.11 : 122,657.05 = 54,462.16 : x
  2. Step 2: Convert to fraction form
    88,899.11/122,657.05 = 54,462.16/x
  3. Step 3: Cross multiply
    88,899.11x = 122,657.05 × 54,462.16
  4. Step 4: Simplify right side
    88,899.11x = 6,680,167,882.23
  5. Step 5: Solve for x
    x = 6,680,167,882.23/88,899.11
  6. Step 6: Final answer
    x = 75,143.25

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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.