Home / 52,214.61-78,223.28-40,470.33

Finding the Fourth Proportional to 52,214.61, 78,223.28 and 40,470.33

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Solution

The fourth proportional to 52,214.61, 78,223.28 and 40,470.33 is: 60,629.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,214.61 : 78,223.28 = 40,470.33 : x
  2. Step 2: Convert to fraction form
    52,214.61/78,223.28 = 40,470.33/x
  3. Step 3: Cross multiply
    52,214.61x = 78,223.28 × 40,470.33
  4. Step 4: Simplify right side
    52,214.61x = 3,165,721,752.93
  5. Step 5: Solve for x
    x = 3,165,721,752.93/52,214.61
  6. Step 6: Final answer
    x = 60,629.04

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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.