Home / 159,678.47-239,556.18-59,839.55

Finding the Fourth Proportional to 159,678.47, 239,556.18 and 59,839.55

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Solution

The fourth proportional to 159,678.47, 239,556.18 and 59,839.55 is: 89,773.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,678.47 : 239,556.18 = 59,839.55 : x
  2. Step 2: Convert to fraction form
    159,678.47/239,556.18 = 59,839.55/x
  3. Step 3: Cross multiply
    159,678.47x = 239,556.18 × 59,839.55
  4. Step 4: Simplify right side
    159,678.47x = 14,334,933,935.87
  5. Step 5: Solve for x
    x = 14,334,933,935.87/159,678.47
  6. Step 6: Final answer
    x = 89,773.74

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1.5x scale

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.