Home / 338,723.78-508,086.06-114,065.40

Finding the Fourth Proportional to 338,723.78, 508,086.06 and 114,065.40

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Solution

The fourth proportional to 338,723.78, 508,086.06 and 114,065.40 is: 171,098.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,723.78 : 508,086.06 = 114,065.40 : x
  2. Step 2: Convert to fraction form
    338,723.78/508,086.06 = 114,065.40/x
  3. Step 3: Cross multiply
    338,723.78x = 508,086.06 × 114,065.40
  4. Step 4: Simplify right side
    338,723.78x = 57,955,041,943.04
  5. Step 5: Solve for x
    x = 57,955,041,943.04/338,723.78
  6. Step 6: Final answer
    x = 171,098.24

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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.