Home / 89,958.24-124,140.96-49,671

Finding the Fourth Proportional to 89,958.24, 124,140.96 and 49,671

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Solution

The fourth proportional to 89,958.24, 124,140.96 and 49,671 is: 68,545.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,958.24 : 124,140.96 = 49,671 : x
  2. Step 2: Convert to fraction form
    89,958.24/124,140.96 = 49,671/x
  3. Step 3: Cross multiply
    89,958.24x = 124,140.96 × 49,671
  4. Step 4: Simplify right side
    89,958.24x = 6,166,205,624.16
  5. Step 5: Solve for x
    x = 6,166,205,624.16/89,958.24
  6. Step 6: Final answer
    x = 68,545.20

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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.