Home / 72,238.40-108,330.66-24,840.09

Finding the Fourth Proportional to 72,238.40, 108,330.66 and 24,840.09

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Solution

The fourth proportional to 72,238.40, 108,330.66 and 24,840.09 is: 37,250.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,238.40 : 108,330.66 = 24,840.09 : x
  2. Step 2: Convert to fraction form
    72,238.40/108,330.66 = 24,840.09/x
  3. Step 3: Cross multiply
    72,238.40x = 108,330.66 × 24,840.09
  4. Step 4: Simplify right side
    72,238.40x = 2,690,943,344.16
  5. Step 5: Solve for x
    x = 2,690,943,344.16/72,238.40
  6. Step 6: Final answer
    x = 37,250.87

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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.