Home / 170,691.86-235,596.93-103,680.02

Finding the Fourth Proportional to 170,691.86, 235,596.93 and 103,680.02

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Solution

The fourth proportional to 170,691.86, 235,596.93 and 103,680.02 is: 143,104.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,691.86 : 235,596.93 = 103,680.02 : x
  2. Step 2: Convert to fraction form
    170,691.86/235,596.93 = 103,680.02/x
  3. Step 3: Cross multiply
    170,691.86x = 235,596.93 × 103,680.02
  4. Step 4: Simplify right side
    170,691.86x = 24,426,694,414.34
  5. Step 5: Solve for x
    x = 24,426,694,414.34/170,691.86
  6. Step 6: Final answer
    x = 143,104.04

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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.