Home / 88,277.85-132,410.70-28,305.45

Finding the Fourth Proportional to 88,277.85, 132,410.70 and 28,305.45

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Solution

The fourth proportional to 88,277.85, 132,410.70 and 28,305.45 is: 42,456.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,277.85 : 132,410.70 = 28,305.45 : x
  2. Step 2: Convert to fraction form
    88,277.85/132,410.70 = 28,305.45/x
  3. Step 3: Cross multiply
    88,277.85x = 132,410.70 × 28,305.45
  4. Step 4: Simplify right side
    88,277.85x = 3,747,944,448.32
  5. Step 5: Solve for x
    x = 3,747,944,448.32/88,277.85
  6. Step 6: Final answer
    x = 42,456.23

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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.