Home / 84,294.12-116,321.22-48,484.73

Finding the Fourth Proportional to 84,294.12, 116,321.22 and 48,484.73

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Solution

The fourth proportional to 84,294.12, 116,321.22 and 48,484.73 is: 66,906.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,294.12 : 116,321.22 = 48,484.73 : x
  2. Step 2: Convert to fraction form
    84,294.12/116,321.22 = 48,484.73/x
  3. Step 3: Cross multiply
    84,294.12x = 116,321.22 × 48,484.73
  4. Step 4: Simplify right side
    84,294.12x = 5,639,803,235.77
  5. Step 5: Solve for x
    x = 5,639,803,235.77/84,294.12
  6. Step 6: Final answer
    x = 66,906.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.