Home / 61,098.24-91,661.67-18,976.17

Finding the Fourth Proportional to 61,098.24, 91,661.67 and 18,976.17

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Solution

The fourth proportional to 61,098.24, 91,661.67 and 18,976.17 is: 28,468.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,098.24 : 91,661.67 = 18,976.17 : x
  2. Step 2: Convert to fraction form
    61,098.24/91,661.67 = 18,976.17/x
  3. Step 3: Cross multiply
    61,098.24x = 91,661.67 × 18,976.17
  4. Step 4: Simplify right side
    61,098.24x = 1,739,387,432.40
  5. Step 5: Solve for x
    x = 1,739,387,432.40/61,098.24
  6. Step 6: Final answer
    x = 28,468.70

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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.