Home / 84,169.95-126,275.72-25,005.52

Finding the Fourth Proportional to 84,169.95, 126,275.72 and 25,005.52

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Solution

The fourth proportional to 84,169.95, 126,275.72 and 25,005.52 is: 37,514.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,169.95 : 126,275.72 = 25,005.52 : x
  2. Step 2: Convert to fraction form
    84,169.95/126,275.72 = 25,005.52/x
  3. Step 3: Cross multiply
    84,169.95x = 126,275.72 × 25,005.52
  4. Step 4: Simplify right side
    84,169.95x = 3,157,590,041.97
  5. Step 5: Solve for x
    x = 3,157,590,041.97/84,169.95
  6. Step 6: Final answer
    x = 37,514.46

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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.