Home / 140,432.30-210,211.05-101,066.30

Finding the Fourth Proportional to 140,432.30, 210,211.05 and 101,066.30

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Solution

The fourth proportional to 140,432.30, 210,211.05 and 101,066.30 is: 151,284.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,432.30 : 210,211.05 = 101,066.30 : x
  2. Step 2: Convert to fraction form
    140,432.30/210,211.05 = 101,066.30/x
  3. Step 3: Cross multiply
    140,432.30x = 210,211.05 × 101,066.30
  4. Step 4: Simplify right side
    140,432.30x = 21,245,253,042.62
  5. Step 5: Solve for x
    x = 21,245,253,042.62/140,432.30
  6. Step 6: Final answer
    x = 151,284.66

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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.