Home / 159,322.10-238,983.15-109,555.70

Finding the Fourth Proportional to 159,322.10, 238,983.15 and 109,555.70

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Solution

The fourth proportional to 159,322.10, 238,983.15 and 109,555.70 is: 164,333.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,322.10 : 238,983.15 = 109,555.70 : x
  2. Step 2: Convert to fraction form
    159,322.10/238,983.15 = 109,555.70/x
  3. Step 3: Cross multiply
    159,322.10x = 238,983.15 × 109,555.70
  4. Step 4: Simplify right side
    159,322.10x = 26,181,966,286.46
  5. Step 5: Solve for x
    x = 26,181,966,286.46/159,322.10
  6. Step 6: Final answer
    x = 164,333.55

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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.