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Finding the Fourth Proportional to 252,231.98, 348,063.28 and 144,787.10

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Solution

The fourth proportional to 252,231.98, 348,063.28 and 144,787.10 is: 199,796.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,231.98 : 348,063.28 = 144,787.10 : x
  2. Step 2: Convert to fraction form
    252,231.98/348,063.28 = 144,787.10/x
  3. Step 3: Cross multiply
    252,231.98x = 348,063.28 × 144,787.10
  4. Step 4: Simplify right side
    252,231.98x = 50,395,070,825.40
  5. Step 5: Solve for x
    x = 50,395,070,825.40/252,231.98
  6. Step 6: Final answer
    x = 199,796.52

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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.