Home / 47,459.09-71,188.65-43,499.23

Finding the Fourth Proportional to 47,459.09, 71,188.65 and 43,499.23

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Solution

The fourth proportional to 47,459.09, 71,188.65 and 43,499.23 is: 65,248.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,459.09 : 71,188.65 = 43,499.23 : x
  2. Step 2: Convert to fraction form
    47,459.09/71,188.65 = 43,499.23/x
  3. Step 3: Cross multiply
    47,459.09x = 71,188.65 × 43,499.23
  4. Step 4: Simplify right side
    47,459.09x = 3,096,651,281.77
  5. Step 5: Solve for x
    x = 3,096,651,281.77/47,459.09
  6. Step 6: Final answer
    x = 65,248.85

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Similar ratio
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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.