Home / 126,829.78-175,024.72-70,241.16

Finding the Fourth Proportional to 126,829.78, 175,024.72 and 70,241.16

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Solution

The fourth proportional to 126,829.78, 175,024.72 and 70,241.16 is: 96,932.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,829.78 : 175,024.72 = 70,241.16 : x
  2. Step 2: Convert to fraction form
    126,829.78/175,024.72 = 70,241.16/x
  3. Step 3: Cross multiply
    126,829.78x = 175,024.72 × 70,241.16
  4. Step 4: Simplify right side
    126,829.78x = 12,293,939,361.48
  5. Step 5: Solve for x
    x = 12,293,939,361.48/126,829.78
  6. Step 6: Final answer
    x = 96,932.59

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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.