Home / 176,630.86-243,625.26-108,558.46

Finding the Fourth Proportional to 176,630.86, 243,625.26 and 108,558.46

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Solution

The fourth proportional to 176,630.86, 243,625.26 and 108,558.46 is: 149,733.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,630.86 : 243,625.26 = 108,558.46 : x
  2. Step 2: Convert to fraction form
    176,630.86/243,625.26 = 108,558.46/x
  3. Step 3: Cross multiply
    176,630.86x = 243,625.26 × 108,558.46
  4. Step 4: Simplify right side
    176,630.86x = 26,447,583,143.68
  5. Step 5: Solve for x
    x = 26,447,583,143.68/176,630.86
  6. Step 6: Final answer
    x = 149,733.65

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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.