Home / 252,555.20-348,525.45-139,377.14

Finding the Fourth Proportional to 252,555.20, 348,525.45 and 139,377.14

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Solution

The fourth proportional to 252,555.20, 348,525.45 and 139,377.14 is: 192,340.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,555.20 : 348,525.45 = 139,377.14 : x
  2. Step 2: Convert to fraction form
    252,555.20/348,525.45 = 139,377.14/x
  3. Step 3: Cross multiply
    252,555.20x = 348,525.45 × 139,377.14
  4. Step 4: Simplify right side
    252,555.20x = 48,576,480,438.21
  5. Step 5: Solve for x
    x = 48,576,480,438.21/252,555.20
  6. Step 6: Final answer
    x = 192,340.05

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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.