Home / 229,621.50-316,767.26-149,074.29

Finding the Fourth Proportional to 229,621.50, 316,767.26 and 149,074.29

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Solution

The fourth proportional to 229,621.50, 316,767.26 and 149,074.29 is: 205,650.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,621.50 : 316,767.26 = 149,074.29 : x
  2. Step 2: Convert to fraction form
    229,621.50/316,767.26 = 149,074.29/x
  3. Step 3: Cross multiply
    229,621.50x = 316,767.26 × 149,074.29
  4. Step 4: Simplify right side
    229,621.50x = 47,221,853,634.37
  5. Step 5: Solve for x
    x = 47,221,853,634.37/229,621.50
  6. Step 6: Final answer
    x = 205,650.84

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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.