Home / 160,117.70-220,973.86-88,496.18

Finding the Fourth Proportional to 160,117.70, 220,973.86 and 88,496.18

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Solution

The fourth proportional to 160,117.70, 220,973.86 and 88,496.18 is: 122,131.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,117.70 : 220,973.86 = 88,496.18 : x
  2. Step 2: Convert to fraction form
    160,117.70/220,973.86 = 88,496.18/x
  3. Step 3: Cross multiply
    160,117.70x = 220,973.86 × 88,496.18
  4. Step 4: Simplify right side
    160,117.70x = 19,555,342,489.85
  5. Step 5: Solve for x
    x = 19,555,342,489.85/160,117.70
  6. Step 6: Final answer
    x = 122,131.05

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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.