Home / 158,291.15-218,398.48-101,735.33

Finding the Fourth Proportional to 158,291.15, 218,398.48 and 101,735.33

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Solution

The fourth proportional to 158,291.15, 218,398.48 and 101,735.33 is: 140,366.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,291.15 : 218,398.48 = 101,735.33 : x
  2. Step 2: Convert to fraction form
    158,291.15/218,398.48 = 101,735.33/x
  3. Step 3: Cross multiply
    158,291.15x = 218,398.48 × 101,735.33
  4. Step 4: Simplify right side
    158,291.15x = 22,218,840,087.97
  5. Step 5: Solve for x
    x = 22,218,840,087.97/158,291.15
  6. Step 6: Final answer
    x = 140,366.92

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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.