Home / 181,214.20-250,077.30-105,748.12

Finding the Fourth Proportional to 181,214.20, 250,077.30 and 105,748.12

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Solution

The fourth proportional to 181,214.20, 250,077.30 and 105,748.12 is: 145,933.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,214.20 : 250,077.30 = 105,748.12 : x
  2. Step 2: Convert to fraction form
    181,214.20/250,077.30 = 105,748.12/x
  3. Step 3: Cross multiply
    181,214.20x = 250,077.30 × 105,748.12
  4. Step 4: Simplify right side
    181,214.20x = 26,445,204,329.68
  5. Step 5: Solve for x
    x = 26,445,204,329.68/181,214.20
  6. Step 6: Final answer
    x = 145,933.40

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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.