Home / 159,264.28-238,918.38-54,055

Finding the Fourth Proportional to 159,264.28, 238,918.38 and 54,055

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Solution

The fourth proportional to 159,264.28, 238,918.38 and 54,055 is: 81,089.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,264.28 : 238,918.38 = 54,055 : x
  2. Step 2: Convert to fraction form
    159,264.28/238,918.38 = 54,055/x
  3. Step 3: Cross multiply
    159,264.28x = 238,918.38 × 54,055
  4. Step 4: Simplify right side
    159,264.28x = 12,914,733,030.90
  5. Step 5: Solve for x
    x = 12,914,733,030.90/159,264.28
  6. Step 6: Final answer
    x = 81,089.95

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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.