Home / 229,309.55-316,450.49-127,341.35

Finding the Fourth Proportional to 229,309.55, 316,450.49 and 127,341.35

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Solution

The fourth proportional to 229,309.55, 316,450.49 and 127,341.35 is: 175,732.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,309.55 : 316,450.49 = 127,341.35 : x
  2. Step 2: Convert to fraction form
    229,309.55/316,450.49 = 127,341.35/x
  3. Step 3: Cross multiply
    229,309.55x = 316,450.49 × 127,341.35
  4. Step 4: Simplify right side
    229,309.55x = 40,297,230,385.80
  5. Step 5: Solve for x
    x = 40,297,230,385.80/229,309.55
  6. Step 6: Final answer
    x = 175,732.90

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1.5x scale

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.