Home / 182,180.13-251,407.76-100,506.15

Finding the Fourth Proportional to 182,180.13, 251,407.76 and 100,506.15

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Solution

The fourth proportional to 182,180.13, 251,407.76 and 100,506.15 is: 138,698.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,180.13 : 251,407.76 = 100,506.15 : x
  2. Step 2: Convert to fraction form
    182,180.13/251,407.76 = 100,506.15/x
  3. Step 3: Cross multiply
    182,180.13x = 251,407.76 × 100,506.15
  4. Step 4: Simplify right side
    182,180.13x = 25,268,025,535.19
  5. Step 5: Solve for x
    x = 25,268,025,535.19/182,180.13
  6. Step 6: Final answer
    x = 138,698.03

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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.