Home / 95,276.80-142,921.88-28,717.48

Finding the Fourth Proportional to 95,276.80, 142,921.88 and 28,717.48

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Solution

The fourth proportional to 95,276.80, 142,921.88 and 28,717.48 is: 43,078.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,276.80 : 142,921.88 = 28,717.48 : x
  2. Step 2: Convert to fraction form
    95,276.80/142,921.88 = 28,717.48/x
  3. Step 3: Cross multiply
    95,276.80x = 142,921.88 × 28,717.48
  4. Step 4: Simplify right side
    95,276.80x = 4,104,356,302.26
  5. Step 5: Solve for x
    x = 4,104,356,302.26/95,276.80
  6. Step 6: Final answer
    x = 43,078.23

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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.