Home / 95,053.16-142,611.33-31,879.50

Finding the Fourth Proportional to 95,053.16, 142,611.33 and 31,879.50

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Solution

The fourth proportional to 95,053.16, 142,611.33 and 31,879.50 is: 47,829.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,053.16 : 142,611.33 = 31,879.50 : x
  2. Step 2: Convert to fraction form
    95,053.16/142,611.33 = 31,879.50/x
  3. Step 3: Cross multiply
    95,053.16x = 142,611.33 × 31,879.50
  4. Step 4: Simplify right side
    95,053.16x = 4,546,377,894.74
  5. Step 5: Solve for x
    x = 4,546,377,894.74/95,053.16
  6. Step 6: Final answer
    x = 47,829.85

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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.