Home / 130,043.52-194,992.32-41,280.48

Finding the Fourth Proportional to 130,043.52, 194,992.32 and 41,280.48

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Solution

The fourth proportional to 130,043.52, 194,992.32 and 41,280.48 is: 61,897.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,043.52 : 194,992.32 = 41,280.48 : x
  2. Step 2: Convert to fraction form
    130,043.52/194,992.32 = 41,280.48/x
  3. Step 3: Cross multiply
    130,043.52x = 194,992.32 × 41,280.48
  4. Step 4: Simplify right side
    130,043.52x = 8,049,376,565.91
  5. Step 5: Solve for x
    x = 8,049,376,565.91/130,043.52
  6. Step 6: Final answer
    x = 61,897.56

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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.