Home / 94,019.38-129,661.77-62,219.86

Finding the Fourth Proportional to 94,019.38, 129,661.77 and 62,219.86

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Solution

The fourth proportional to 94,019.38, 129,661.77 and 62,219.86 is: 85,807.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,019.38 : 129,661.77 = 62,219.86 : x
  2. Step 2: Convert to fraction form
    94,019.38/129,661.77 = 62,219.86/x
  3. Step 3: Cross multiply
    94,019.38x = 129,661.77 × 62,219.86
  4. Step 4: Simplify right side
    94,019.38x = 8,067,537,176.75
  5. Step 5: Solve for x
    x = 8,067,537,176.75/94,019.38
  6. Step 6: Final answer
    x = 85,807.17

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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.