Home / 52,145.10-78,254.10-33,470.55

Finding the Fourth Proportional to 52,145.10, 78,254.10 and 33,470.55

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Solution

The fourth proportional to 52,145.10, 78,254.10 and 33,470.55 is: 50,229.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,145.10 : 78,254.10 = 33,470.55 : x
  2. Step 2: Convert to fraction form
    52,145.10/78,254.10 = 33,470.55/x
  3. Step 3: Cross multiply
    52,145.10x = 78,254.10 × 33,470.55
  4. Step 4: Simplify right side
    52,145.10x = 2,619,207,766.76
  5. Step 5: Solve for x
    x = 2,619,207,766.76/52,145.10
  6. Step 6: Final answer
    x = 50,229.22

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1.5x scale

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.