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Finding the Fourth Proportional to 88,053.75, 132,052.91 and 28,875.67

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Solution

The fourth proportional to 88,053.75, 132,052.91 and 28,875.67 is: 43,304.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,053.75 : 132,052.91 = 28,875.67 : x
  2. Step 2: Convert to fraction form
    88,053.75/132,052.91 = 28,875.67/x
  3. Step 3: Cross multiply
    88,053.75x = 132,052.91 × 28,875.67
  4. Step 4: Simplify right side
    88,053.75x = 3,813,115,777.19
  5. Step 5: Solve for x
    x = 3,813,115,777.19/88,053.75
  6. Step 6: Final answer
    x = 43,304.41

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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.