Home / 95,121.67-142,698.93-31,947.88

Finding the Fourth Proportional to 95,121.67, 142,698.93 and 31,947.88

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Solution

The fourth proportional to 95,121.67, 142,698.93 and 31,947.88 is: 47,927.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,121.67 : 142,698.93 = 31,947.88 : x
  2. Step 2: Convert to fraction form
    95,121.67/142,698.93 = 31,947.88/x
  3. Step 3: Cross multiply
    95,121.67x = 142,698.93 × 31,947.88
  4. Step 4: Simplify right side
    95,121.67x = 4,558,928,291.77
  5. Step 5: Solve for x
    x = 4,558,928,291.77/95,121.67
  6. Step 6: Final answer
    x = 47,927.34

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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.