Home / 160,766.15-221,841.30-92,805.02

Finding the Fourth Proportional to 160,766.15, 221,841.30 and 92,805.02

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Solution

The fourth proportional to 160,766.15, 221,841.30 and 92,805.02 is: 128,061.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,766.15 : 221,841.30 = 92,805.02 : x
  2. Step 2: Convert to fraction form
    160,766.15/221,841.30 = 92,805.02/x
  3. Step 3: Cross multiply
    160,766.15x = 221,841.30 × 92,805.02
  4. Step 4: Simplify right side
    160,766.15x = 20,587,986,837.93
  5. Step 5: Solve for x
    x = 20,587,986,837.93/160,766.15
  6. Step 6: Final answer
    x = 128,061.70

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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.