Home / 149,169.30-223,852.38-70,306.08

Finding the Fourth Proportional to 149,169.30, 223,852.38 and 70,306.08

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Solution

The fourth proportional to 149,169.30, 223,852.38 and 70,306.08 is: 105,505.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,169.30 : 223,852.38 = 70,306.08 : x
  2. Step 2: Convert to fraction form
    149,169.30/223,852.38 = 70,306.08/x
  3. Step 3: Cross multiply
    149,169.30x = 223,852.38 × 70,306.08
  4. Step 4: Simplify right side
    149,169.30x = 15,738,183,336.47
  5. Step 5: Solve for x
    x = 15,738,183,336.47/149,169.30
  6. Step 6: Final answer
    x = 105,505.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.