Home / 55,282.20-76,301.76-35,135.16

Finding the Fourth Proportional to 55,282.20, 76,301.76 and 35,135.16

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Solution

The fourth proportional to 55,282.20, 76,301.76 and 35,135.16 is: 48,494.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,282.20 : 76,301.76 = 35,135.16 : x
  2. Step 2: Convert to fraction form
    55,282.20/76,301.76 = 35,135.16/x
  3. Step 3: Cross multiply
    55,282.20x = 76,301.76 × 35,135.16
  4. Step 4: Simplify right side
    55,282.20x = 2,680,874,545.88
  5. Step 5: Solve for x
    x = 2,680,874,545.88/55,282.20
  6. Step 6: Final answer
    x = 48,494.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.