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Finding the Fourth Proportional to 88,483.84, 132,701.76 and 25,289.92

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Solution

The fourth proportional to 88,483.84, 132,701.76 and 25,289.92 is: 37,928.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,483.84 : 132,701.76 = 25,289.92 : x
  2. Step 2: Convert to fraction form
    88,483.84/132,701.76 = 25,289.92/x
  3. Step 3: Cross multiply
    88,483.84x = 132,701.76 × 25,289.92
  4. Step 4: Simplify right side
    88,483.84x = 3,356,016,894.26
  5. Step 5: Solve for x
    x = 3,356,016,894.26/88,483.84
  6. Step 6: Final answer
    x = 37,928.02

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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.