Home / 84,327.32-126,497.52-31,735.64

Finding the Fourth Proportional to 84,327.32, 126,497.52 and 31,735.64

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Solution

The fourth proportional to 84,327.32, 126,497.52 and 31,735.64 is: 47,605.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,327.32 : 126,497.52 = 31,735.64 : x
  2. Step 2: Convert to fraction form
    84,327.32/126,497.52 = 31,735.64/x
  3. Step 3: Cross multiply
    84,327.32x = 126,497.52 × 31,735.64
  4. Step 4: Simplify right side
    84,327.32x = 4,014,479,755.61
  5. Step 5: Solve for x
    x = 4,014,479,755.61/84,327.32
  6. Step 6: Final answer
    x = 47,605.92

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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.