Home / 252,261.57-348,123.68-137,539.27

Finding the Fourth Proportional to 252,261.57, 348,123.68 and 137,539.27

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Solution

The fourth proportional to 252,261.57, 348,123.68 and 137,539.27 is: 189,805.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,261.57 : 348,123.68 = 137,539.27 : x
  2. Step 2: Convert to fraction form
    252,261.57/348,123.68 = 137,539.27/x
  3. Step 3: Cross multiply
    252,261.57x = 348,123.68 × 137,539.27
  4. Step 4: Simplify right side
    252,261.57x = 47,880,676,693.31
  5. Step 5: Solve for x
    x = 47,880,676,693.31/252,261.57
  6. Step 6: Final answer
    x = 189,805.68

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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.