Home / 130,994.55-196,496.64-42,249.33

Finding the Fourth Proportional to 130,994.55, 196,496.64 and 42,249.33

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Solution

The fourth proportional to 130,994.55, 196,496.64 and 42,249.33 is: 63,375.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,994.55 : 196,496.64 = 42,249.33 : x
  2. Step 2: Convert to fraction form
    130,994.55/196,496.64 = 42,249.33/x
  3. Step 3: Cross multiply
    130,994.55x = 196,496.64 × 42,249.33
  4. Step 4: Simplify right side
    130,994.55x = 8,301,851,387.25
  5. Step 5: Solve for x
    x = 8,301,851,387.25/130,994.55
  6. Step 6: Final answer
    x = 63,375.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.