Home / 54,132.86-81,210.24-22,545.30

Finding the Fourth Proportional to 54,132.86, 81,210.24 and 22,545.30

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Solution

The fourth proportional to 54,132.86, 81,210.24 and 22,545.30 is: 33,822.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,132.86 : 81,210.24 = 22,545.30 : x
  2. Step 2: Convert to fraction form
    54,132.86/81,210.24 = 22,545.30/x
  3. Step 3: Cross multiply
    54,132.86x = 81,210.24 × 22,545.30
  4. Step 4: Simplify right side
    54,132.86x = 1,830,909,223.87
  5. Step 5: Solve for x
    x = 1,830,909,223.87/54,132.86
  6. Step 6: Final answer
    x = 33,822.51

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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.