Home / 113,318.88-156,383.49-62,328.97

Finding the Fourth Proportional to 113,318.88, 156,383.49 and 62,328.97

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Solution

The fourth proportional to 113,318.88, 156,383.49 and 62,328.97 is: 86,015.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,318.88 : 156,383.49 = 62,328.97 : x
  2. Step 2: Convert to fraction form
    113,318.88/156,383.49 = 62,328.97/x
  3. Step 3: Cross multiply
    113,318.88x = 156,383.49 × 62,328.97
  4. Step 4: Simplify right side
    113,318.88x = 9,747,221,856.71
  5. Step 5: Solve for x
    x = 9,747,221,856.71/113,318.88
  6. Step 6: Final answer
    x = 86,015.87

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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.