Home / 52,155.20-78,233.00-36,642.08

Finding the Fourth Proportional to 52,155.20, 78,233.00 and 36,642.08

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Solution

The fourth proportional to 52,155.20, 78,233.00 and 36,642.08 is: 54,963.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,155.20 : 78,233.00 = 36,642.08 : x
  2. Step 2: Convert to fraction form
    52,155.20/78,233.00 = 36,642.08/x
  3. Step 3: Cross multiply
    52,155.20x = 78,233.00 × 36,642.08
  4. Step 4: Simplify right side
    52,155.20x = 2,866,619,270.26
  5. Step 5: Solve for x
    x = 2,866,619,270.26/52,155.20
  6. Step 6: Final answer
    x = 54,963.25

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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.