Home / 89,944.30-124,117.77-49,657.06

Finding the Fourth Proportional to 89,944.30, 124,117.77 and 49,657.06

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Solution

The fourth proportional to 89,944.30, 124,117.77 and 49,657.06 is: 68,523.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,944.30 : 124,117.77 = 49,657.06 : x
  2. Step 2: Convert to fraction form
    89,944.30/124,117.77 = 49,657.06/x
  3. Step 3: Cross multiply
    89,944.30x = 124,117.77 × 49,657.06
  4. Step 4: Simplify right side
    89,944.30x = 6,163,323,551.96
  5. Step 5: Solve for x
    x = 6,163,323,551.96/89,944.30
  6. Step 6: Final answer
    x = 68,523.78

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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.