Home / 50,718.60-76,077.90-34,972.20

Finding the Fourth Proportional to 50,718.60, 76,077.90 and 34,972.20

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Solution

The fourth proportional to 50,718.60, 76,077.90 and 34,972.20 is: 52,458.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,718.60 : 76,077.90 = 34,972.20 : x
  2. Step 2: Convert to fraction form
    50,718.60/76,077.90 = 34,972.20/x
  3. Step 3: Cross multiply
    50,718.60x = 76,077.90 × 34,972.20
  4. Step 4: Simplify right side
    50,718.60x = 2,660,611,534.38
  5. Step 5: Solve for x
    x = 2,660,611,534.38/50,718.60
  6. Step 6: Final answer
    x = 52,458.30

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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.