Home / 98,713.36-136,224.46-55,701.97

Finding the Fourth Proportional to 98,713.36, 136,224.46 and 55,701.97

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Solution

The fourth proportional to 98,713.36, 136,224.46 and 55,701.97 is: 76,868.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,713.36 : 136,224.46 = 55,701.97 : x
  2. Step 2: Convert to fraction form
    98,713.36/136,224.46 = 55,701.97/x
  3. Step 3: Cross multiply
    98,713.36x = 136,224.46 × 55,701.97
  4. Step 4: Simplify right side
    98,713.36x = 7,587,970,784.19
  5. Step 5: Solve for x
    x = 7,587,970,784.19/98,713.36
  6. Step 6: Final answer
    x = 76,868.73

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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.