Home / 170,543.23-255,992.29-125,615.32

Finding the Fourth Proportional to 170,543.23, 255,992.29 and 125,615.32

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Solution

The fourth proportional to 170,543.23, 255,992.29 and 125,615.32 is: 188,553.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,543.23 : 255,992.29 = 125,615.32 : x
  2. Step 2: Convert to fraction form
    170,543.23/255,992.29 = 125,615.32/x
  3. Step 3: Cross multiply
    170,543.23x = 255,992.29 × 125,615.32
  4. Step 4: Simplify right side
    170,543.23x = 32,156,552,471.86
  5. Step 5: Solve for x
    x = 32,156,552,471.86/170,543.23
  6. Step 6: Final answer
    x = 188,553.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.