Home / 170,764.86-256,159.60-65,583.83

Finding the Fourth Proportional to 170,764.86, 256,159.60 and 65,583.83

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Solution

The fourth proportional to 170,764.86, 256,159.60 and 65,583.83 is: 98,380.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,764.86 : 256,159.60 = 65,583.83 : x
  2. Step 2: Convert to fraction form
    170,764.86/256,159.60 = 65,583.83/x
  3. Step 3: Cross multiply
    170,764.86x = 256,159.60 × 65,583.83
  4. Step 4: Simplify right side
    170,764.86x = 16,799,928,135.71
  5. Step 5: Solve for x
    x = 16,799,928,135.71/170,764.86
  6. Step 6: Final answer
    x = 98,380.47

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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.