Home / 159,632.47-239,604.53-131,835.70

Finding the Fourth Proportional to 159,632.47, 239,604.53 and 131,835.70

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Solution

The fourth proportional to 159,632.47, 239,604.53 and 131,835.70 is: 197,882.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,632.47 : 239,604.53 = 131,835.70 : x
  2. Step 2: Convert to fraction form
    159,632.47/239,604.53 = 131,835.70/x
  3. Step 3: Cross multiply
    159,632.47x = 239,604.53 × 131,835.70
  4. Step 4: Simplify right side
    159,632.47x = 31,588,430,935.72
  5. Step 5: Solve for x
    x = 31,588,430,935.72/159,632.47
  6. Step 6: Final answer
    x = 197,882.24

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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.