Home / 88,760.64-133,155.60-29,585.28

Finding the Fourth Proportional to 88,760.64, 133,155.60 and 29,585.28

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Solution

The fourth proportional to 88,760.64, 133,155.60 and 29,585.28 is: 44,382.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,760.64 : 133,155.60 = 29,585.28 : x
  2. Step 2: Convert to fraction form
    88,760.64/133,155.60 = 29,585.28/x
  3. Step 3: Cross multiply
    88,760.64x = 133,155.60 × 29,585.28
  4. Step 4: Simplify right side
    88,760.64x = 3,939,445,709.57
  5. Step 5: Solve for x
    x = 3,939,445,709.57/88,760.64
  6. Step 6: Final answer
    x = 44,382.80

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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.