Home / 165,658.06-228,617.75-124,748.95

Finding the Fourth Proportional to 165,658.06, 228,617.75 and 124,748.95

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Solution

The fourth proportional to 165,658.06, 228,617.75 and 124,748.95 is: 172,160.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,658.06 : 228,617.75 = 124,748.95 : x
  2. Step 2: Convert to fraction form
    165,658.06/228,617.75 = 124,748.95/x
  3. Step 3: Cross multiply
    165,658.06x = 228,617.75 × 124,748.95
  4. Step 4: Simplify right side
    165,658.06x = 28,519,824,263.86
  5. Step 5: Solve for x
    x = 28,519,824,263.86/165,658.06
  6. Step 6: Final answer
    x = 172,160.80

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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.