Home / 195,017.52-292,305.12-89,618.68

Finding the Fourth Proportional to 195,017.52, 292,305.12 and 89,618.68

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Solution

The fourth proportional to 195,017.52, 292,305.12 and 89,618.68 is: 134,326.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,017.52 : 292,305.12 = 89,618.68 : x
  2. Step 2: Convert to fraction form
    195,017.52/292,305.12 = 89,618.68/x
  3. Step 3: Cross multiply
    195,017.52x = 292,305.12 × 89,618.68
  4. Step 4: Simplify right side
    195,017.52x = 26,195,999,011.64
  5. Step 5: Solve for x
    x = 26,195,999,011.64/195,017.52
  6. Step 6: Final answer
    x = 134,326.39

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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.