Home / 223,344.50-334,881.86-90,069.52

Finding the Fourth Proportional to 223,344.50, 334,881.86 and 90,069.52

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Solution

The fourth proportional to 223,344.50, 334,881.86 and 90,069.52 is: 135,049.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,344.50 : 334,881.86 = 90,069.52 : x
  2. Step 2: Convert to fraction form
    223,344.50/334,881.86 = 90,069.52/x
  3. Step 3: Cross multiply
    223,344.50x = 334,881.86 × 90,069.52
  4. Step 4: Simplify right side
    223,344.50x = 30,162,648,386.91
  5. Step 5: Solve for x
    x = 30,162,648,386.91/223,344.50
  6. Step 6: Final answer
    x = 135,049.88

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1.5x scale

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.