Home / 159,089.28-238,578.24-53,877.12

Finding the Fourth Proportional to 159,089.28, 238,578.24 and 53,877.12

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Solution

The fourth proportional to 159,089.28, 238,578.24 and 53,877.12 is: 80,796.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,089.28 : 238,578.24 = 53,877.12 : x
  2. Step 2: Convert to fraction form
    159,089.28/238,578.24 = 53,877.12/x
  3. Step 3: Cross multiply
    159,089.28x = 238,578.24 × 53,877.12
  4. Step 4: Simplify right side
    159,089.28x = 12,853,908,465.87
  5. Step 5: Solve for x
    x = 12,853,908,465.87/159,089.28
  6. Step 6: Final answer
    x = 80,796.82

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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.