Home / 252,422.26-348,280.56-154,280.63

Finding the Fourth Proportional to 252,422.26, 348,280.56 and 154,280.63

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Solution

The fourth proportional to 252,422.26, 348,280.56 and 154,280.63 is: 212,869.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,422.26 : 348,280.56 = 154,280.63 : x
  2. Step 2: Convert to fraction form
    252,422.26/348,280.56 = 154,280.63/x
  3. Step 3: Cross multiply
    252,422.26x = 348,280.56 × 154,280.63
  4. Step 4: Simplify right side
    252,422.26x = 53,732,945,084.25
  5. Step 5: Solve for x
    x = 53,732,945,084.25/252,422.26
  6. Step 6: Final answer
    x = 212,869.28

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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.