Home / 130,176.72-195,377.40-63,666

Finding the Fourth Proportional to 130,176.72, 195,377.40 and 63,666

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Solution

The fourth proportional to 130,176.72, 195,377.40 and 63,666 is: 95,553.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,176.72 : 195,377.40 = 63,666 : x
  2. Step 2: Convert to fraction form
    130,176.72/195,377.40 = 63,666/x
  3. Step 3: Cross multiply
    130,176.72x = 195,377.40 × 63,666
  4. Step 4: Simplify right side
    130,176.72x = 12,438,897,548.40
  5. Step 5: Solve for x
    x = 12,438,897,548.40/130,176.72
  6. Step 6: Final answer
    x = 95,553.93

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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.