Home / 71,461.22-107,188.56-29,330.90

Finding the Fourth Proportional to 71,461.22, 107,188.56 and 29,330.90

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Solution

The fourth proportional to 71,461.22, 107,188.56 and 29,330.90 is: 43,995.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,461.22 : 107,188.56 = 29,330.90 : x
  2. Step 2: Convert to fraction form
    71,461.22/107,188.56 = 29,330.90/x
  3. Step 3: Cross multiply
    71,461.22x = 107,188.56 × 29,330.90
  4. Step 4: Simplify right side
    71,461.22x = 3,143,936,934.50
  5. Step 5: Solve for x
    x = 3,143,936,934.50/71,461.22
  6. Step 6: Final answer
    x = 43,995.01

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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.