Home / 95,053.40-131,164.78-56,805.34

Finding the Fourth Proportional to 95,053.40, 131,164.78 and 56,805.34

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Solution

The fourth proportional to 95,053.40, 131,164.78 and 56,805.34 is: 78,386.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,053.40 : 131,164.78 = 56,805.34 : x
  2. Step 2: Convert to fraction form
    95,053.40/131,164.78 = 56,805.34/x
  3. Step 3: Cross multiply
    95,053.40x = 131,164.78 × 56,805.34
  4. Step 4: Simplify right side
    95,053.40x = 7,450,859,923.93
  5. Step 5: Solve for x
    x = 7,450,859,923.93/95,053.40
  6. Step 6: Final answer
    x = 78,386.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.