Home / 181,188.26-250,031.40-100,620.92

Finding the Fourth Proportional to 181,188.26, 250,031.40 and 100,620.92

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Solution

The fourth proportional to 181,188.26, 250,031.40 and 100,620.92 is: 138,852.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,188.26 : 250,031.40 = 100,620.92 : x
  2. Step 2: Convert to fraction form
    181,188.26/250,031.40 = 100,620.92/x
  3. Step 3: Cross multiply
    181,188.26x = 250,031.40 × 100,620.92
  4. Step 4: Simplify right side
    181,188.26x = 25,158,389,496.89
  5. Step 5: Solve for x
    x = 25,158,389,496.89/181,188.26
  6. Step 6: Final answer
    x = 138,852.21

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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.