Home / 94,135.32-141,270.96-54,639.72

Finding the Fourth Proportional to 94,135.32, 141,270.96 and 54,639.72

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Solution

The fourth proportional to 94,135.32, 141,270.96 and 54,639.72 is: 81,999.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,135.32 : 141,270.96 = 54,639.72 : x
  2. Step 2: Convert to fraction form
    94,135.32/141,270.96 = 54,639.72/x
  3. Step 3: Cross multiply
    94,135.32x = 141,270.96 × 54,639.72
  4. Step 4: Simplify right side
    94,135.32x = 7,719,005,698.53
  5. Step 5: Solve for x
    x = 7,719,005,698.53/94,135.32
  6. Step 6: Final answer
    x = 81,999.04

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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.