Home / 252,281.18-348,150.75-137,558.89

Finding the Fourth Proportional to 252,281.18, 348,150.75 and 137,558.89

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Solution

The fourth proportional to 252,281.18, 348,150.75 and 137,558.89 is: 189,832.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,281.18 : 348,150.75 = 137,558.89 : x
  2. Step 2: Convert to fraction form
    252,281.18/348,150.75 = 137,558.89/x
  3. Step 3: Cross multiply
    252,281.18x = 348,150.75 × 137,558.89
  4. Step 4: Simplify right side
    252,281.18x = 47,891,230,722.67
  5. Step 5: Solve for x
    x = 47,891,230,722.67/252,281.18
  6. Step 6: Final answer
    x = 189,832.75

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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.