Home / 253,183.48-349,400.46-140,016.76

Finding the Fourth Proportional to 253,183.48, 349,400.46 and 140,016.76

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Solution

The fourth proportional to 253,183.48, 349,400.46 and 140,016.76 is: 193,227.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,183.48 : 349,400.46 = 140,016.76 : x
  2. Step 2: Convert to fraction form
    253,183.48/349,400.46 = 140,016.76/x
  3. Step 3: Cross multiply
    253,183.48x = 349,400.46 × 140,016.76
  4. Step 4: Simplify right side
    253,183.48x = 48,921,920,351.71
  5. Step 5: Solve for x
    x = 48,921,920,351.71/253,183.48
  6. Step 6: Final answer
    x = 193,227.14

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1.5x scale

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.