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Finding the Fourth Proportional to 239,126.64, 357,803.92 and 175,993.44

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Solution

The fourth proportional to 239,126.64, 357,803.92 and 175,993.44 is: 263,338.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,126.64 : 357,803.92 = 175,993.44 : x
  2. Step 2: Convert to fraction form
    239,126.64/357,803.92 = 175,993.44/x
  3. Step 3: Cross multiply
    239,126.64x = 357,803.92 × 175,993.44
  4. Step 4: Simplify right side
    239,126.64x = 62,971,142,726.28
  5. Step 5: Solve for x
    x = 62,971,142,726.28/239,126.64
  6. Step 6: Final answer
    x = 263,338.05

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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.