Home / 160,422.33-221,380.11-88,800.81

Finding the Fourth Proportional to 160,422.33, 221,380.11 and 88,800.81

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Solution

The fourth proportional to 160,422.33, 221,380.11 and 88,800.81 is: 122,543.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,422.33 : 221,380.11 = 88,800.81 : x
  2. Step 2: Convert to fraction form
    160,422.33/221,380.11 = 88,800.81/x
  3. Step 3: Cross multiply
    160,422.33x = 221,380.11 × 88,800.81
  4. Step 4: Simplify right side
    160,422.33x = 19,658,733,085.89
  5. Step 5: Solve for x
    x = 19,658,733,085.89/160,422.33
  6. Step 6: Final answer
    x = 122,543.62

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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.