Home / 140,010.70-210,016.05-132,429.10

Finding the Fourth Proportional to 140,010.70, 210,016.05 and 132,429.10

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Solution

The fourth proportional to 140,010.70, 210,016.05 and 132,429.10 is: 198,643.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,010.70 : 210,016.05 = 132,429.10 : x
  2. Step 2: Convert to fraction form
    140,010.70/210,016.05 = 132,429.10/x
  3. Step 3: Cross multiply
    140,010.70x = 210,016.05 × 132,429.10
  4. Step 4: Simplify right side
    140,010.70x = 27,812,236,487.06
  5. Step 5: Solve for x
    x = 27,812,236,487.06/140,010.70
  6. Step 6: Final answer
    x = 198,643.65

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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.