Home / 245,254.13-338,420.33-141,906.08

Finding the Fourth Proportional to 245,254.13, 338,420.33 and 141,906.08

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Solution

The fourth proportional to 245,254.13, 338,420.33 and 141,906.08 is: 195,812.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,254.13 : 338,420.33 = 141,906.08 : x
  2. Step 2: Convert to fraction form
    245,254.13/338,420.33 = 141,906.08/x
  3. Step 3: Cross multiply
    245,254.13x = 338,420.33 × 141,906.08
  4. Step 4: Simplify right side
    245,254.13x = 48,023,901,187.66
  5. Step 5: Solve for x
    x = 48,023,901,187.66/245,254.13
  6. Step 6: Final answer
    x = 195,812.81

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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.