Home / 229,170.57-316,313.52-156,602.85

Finding the Fourth Proportional to 229,170.57, 316,313.52 and 156,602.85

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Solution

The fourth proportional to 229,170.57, 316,313.52 and 156,602.85 is: 216,151.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,170.57 : 316,313.52 = 156,602.85 : x
  2. Step 2: Convert to fraction form
    229,170.57/316,313.52 = 156,602.85/x
  3. Step 3: Cross multiply
    229,170.57x = 316,313.52 × 156,602.85
  4. Step 4: Simplify right side
    229,170.57x = 49,535,598,725.53
  5. Step 5: Solve for x
    x = 49,535,598,725.53/229,170.57
  6. Step 6: Final answer
    x = 216,151.66

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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.