Home / 109,548.32-151,176.68-59,247.32

Finding the Fourth Proportional to 109,548.32, 151,176.68 and 59,247.32

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Solution

The fourth proportional to 109,548.32, 151,176.68 and 59,247.32 is: 81,761.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,548.32 : 151,176.68 = 59,247.32 : x
  2. Step 2: Convert to fraction form
    109,548.32/151,176.68 = 59,247.32/x
  3. Step 3: Cross multiply
    109,548.32x = 151,176.68 × 59,247.32
  4. Step 4: Simplify right side
    109,548.32x = 8,956,812,084.38
  5. Step 5: Solve for x
    x = 8,956,812,084.38/109,548.32
  6. Step 6: Final answer
    x = 81,761.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.