Home / 252,424.45-348,346.74-137,705.55

Finding the Fourth Proportional to 252,424.45, 348,346.74 and 137,705.55

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Solution

The fourth proportional to 252,424.45, 348,346.74 and 137,705.55 is: 190,034.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,424.45 : 348,346.74 = 137,705.55 : x
  2. Step 2: Convert to fraction form
    252,424.45/348,346.74 = 137,705.55/x
  3. Step 3: Cross multiply
    252,424.45x = 348,346.74 × 137,705.55
  4. Step 4: Simplify right side
    252,424.45x = 47,969,276,992.15
  5. Step 5: Solve for x
    x = 47,969,276,992.15/252,424.45
  6. Step 6: Final answer
    x = 190,034.19

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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.