Home / 252,343.37-348,234.18-137,622.26

Finding the Fourth Proportional to 252,343.37, 348,234.18 and 137,622.26

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Solution

The fourth proportional to 252,343.37, 348,234.18 and 137,622.26 is: 189,918.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,343.37 : 348,234.18 = 137,622.26 : x
  2. Step 2: Convert to fraction form
    252,343.37/348,234.18 = 137,622.26/x
  3. Step 3: Cross multiply
    252,343.37x = 348,234.18 × 137,622.26
  4. Step 4: Simplify right side
    252,343.37x = 47,924,774,860.85
  5. Step 5: Solve for x
    x = 47,924,774,860.85/252,343.37
  6. Step 6: Final answer
    x = 189,918.90

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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.