Home / 159,679.47-239,557.68-59,840.55

Finding the Fourth Proportional to 159,679.47, 239,557.68 and 59,840.55

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Solution

The fourth proportional to 159,679.47, 239,557.68 and 59,840.55 is: 89,775.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,679.47 : 239,557.68 = 59,840.55 : x
  2. Step 2: Convert to fraction form
    159,679.47/239,557.68 = 59,840.55/x
  3. Step 3: Cross multiply
    159,679.47x = 239,557.68 × 59,840.55
  4. Step 4: Simplify right side
    159,679.47x = 14,335,263,327.92
  5. Step 5: Solve for x
    x = 14,335,263,327.92/159,679.47
  6. Step 6: Final answer
    x = 89,775.24

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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.