Home / 178,631.64-246,505.28-101,105.62

Finding the Fourth Proportional to 178,631.64, 246,505.28 and 101,105.62

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Solution

The fourth proportional to 178,631.64, 246,505.28 and 101,105.62 is: 139,522.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,631.64 : 246,505.28 = 101,105.62 : x
  2. Step 2: Convert to fraction form
    178,631.64/246,505.28 = 101,105.62/x
  3. Step 3: Cross multiply
    178,631.64x = 246,505.28 × 101,105.62
  4. Step 4: Simplify right side
    178,631.64x = 24,923,069,205.66
  5. Step 5: Solve for x
    x = 24,923,069,205.66/178,631.64
  6. Step 6: Final answer
    x = 139,522.15

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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.