Home / 252,219.94-348,065.86-139,046.74

Finding the Fourth Proportional to 252,219.94, 348,065.86 and 139,046.74

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Solution

The fourth proportional to 252,219.94, 348,065.86 and 139,046.74 is: 191,885.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,219.94 : 348,065.86 = 139,046.74 : x
  2. Step 2: Convert to fraction form
    252,219.94/348,065.86 = 139,046.74/x
  3. Step 3: Cross multiply
    252,219.94x = 348,065.86 × 139,046.74
  4. Step 4: Simplify right side
    252,219.94x = 48,397,423,138.30
  5. Step 5: Solve for x
    x = 48,397,423,138.30/252,219.94
  6. Step 6: Final answer
    x = 191,885.79

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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.