Home / 63,146.55-94,719-18,169.08

Finding the Fourth Proportional to 63,146.55, 94,719 and 18,169.08

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Solution

The fourth proportional to 63,146.55, 94,719 and 18,169.08 is: 27,253.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,146.55 : 94,719 = 18,169.08 : x
  2. Step 2: Convert to fraction form
    63,146.55/94,719 = 18,169.08/x
  3. Step 3: Cross multiply
    63,146.55x = 94,719 × 18,169.08
  4. Step 4: Simplify right side
    63,146.55x = 1,720,957,088.52
  5. Step 5: Solve for x
    x = 1,720,957,088.52/63,146.55
  6. Step 6: Final answer
    x = 27,253.38

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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.