Home / 177,145.02-244,452.06-100,662.39

Finding the Fourth Proportional to 177,145.02, 244,452.06 and 100,662.39

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Solution

The fourth proportional to 177,145.02, 244,452.06 and 100,662.39 is: 138,909.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,145.02 : 244,452.06 = 100,662.39 : x
  2. Step 2: Convert to fraction form
    177,145.02/244,452.06 = 100,662.39/x
  3. Step 3: Cross multiply
    177,145.02x = 244,452.06 × 100,662.39
  4. Step 4: Simplify right side
    177,145.02x = 24,607,128,600.02
  5. Step 5: Solve for x
    x = 24,607,128,600.02/177,145.02
  6. Step 6: Final answer
    x = 138,909.51

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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.