Home / 202,146.28-278,943.06-195,352

Finding the Fourth Proportional to 202,146.28, 278,943.06 and 195,352

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Solution

The fourth proportional to 202,146.28, 278,943.06 and 195,352 is: 269,567.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,146.28 : 278,943.06 = 195,352 : x
  2. Step 2: Convert to fraction form
    202,146.28/278,943.06 = 195,352/x
  3. Step 3: Cross multiply
    202,146.28x = 278,943.06 × 195,352
  4. Step 4: Simplify right side
    202,146.28x = 54,492,084,657.12
  5. Step 5: Solve for x
    x = 54,492,084,657.12/202,146.28
  6. Step 6: Final answer
    x = 269,567.59

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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.