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Finding the Fourth Proportional to 88,718.76, 133,004.63 and 35,377.83

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Solution

The fourth proportional to 88,718.76, 133,004.63 and 35,377.83 is: 53,037.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,718.76 : 133,004.63 = 35,377.83 : x
  2. Step 2: Convert to fraction form
    88,718.76/133,004.63 = 35,377.83/x
  3. Step 3: Cross multiply
    88,718.76x = 133,004.63 × 35,377.83
  4. Step 4: Simplify right side
    88,718.76x = 4,705,415,277.80
  5. Step 5: Solve for x
    x = 4,705,415,277.80/88,718.76
  6. Step 6: Final answer
    x = 53,037.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.