Home / 89,746.73-123,849.96-48,910.81

Finding the Fourth Proportional to 89,746.73, 123,849.96 and 48,910.81

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Solution

The fourth proportional to 89,746.73, 123,849.96 and 48,910.81 is: 67,496.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,746.73 : 123,849.96 = 48,910.81 : x
  2. Step 2: Convert to fraction form
    89,746.73/123,849.96 = 48,910.81/x
  3. Step 3: Cross multiply
    89,746.73x = 123,849.96 × 48,910.81
  4. Step 4: Simplify right side
    89,746.73x = 6,057,602,224.70
  5. Step 5: Solve for x
    x = 6,057,602,224.70/89,746.73
  6. Step 6: Final answer
    x = 67,496.63

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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.