Home / 98,001.29-135,241.65-55,559.82

Finding the Fourth Proportional to 98,001.29, 135,241.65 and 55,559.82

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Solution

The fourth proportional to 98,001.29, 135,241.65 and 55,559.82 is: 76,672.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,001.29 : 135,241.65 = 55,559.82 : x
  2. Step 2: Convert to fraction form
    98,001.29/135,241.65 = 55,559.82/x
  3. Step 3: Cross multiply
    98,001.29x = 135,241.65 × 55,559.82
  4. Step 4: Simplify right side
    98,001.29x = 7,514,002,237.66
  5. Step 5: Solve for x
    x = 7,514,002,237.66/98,001.29
  6. Step 6: Final answer
    x = 76,672.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.