Home / 71,147.39-106,717.23-36,086.13

Finding the Fourth Proportional to 71,147.39, 106,717.23 and 36,086.13

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Solution

The fourth proportional to 71,147.39, 106,717.23 and 36,086.13 is: 54,127.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,147.39 : 106,717.23 = 36,086.13 : x
  2. Step 2: Convert to fraction form
    71,147.39/106,717.23 = 36,086.13/x
  3. Step 3: Cross multiply
    71,147.39x = 106,717.23 × 36,086.13
  4. Step 4: Simplify right side
    71,147.39x = 3,851,011,835.02
  5. Step 5: Solve for x
    x = 3,851,011,835.02/71,147.39
  6. Step 6: Final answer
    x = 54,127.24

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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.