Home / 126,822.32-175,015.36-70,232.48

Finding the Fourth Proportional to 126,822.32, 175,015.36 and 70,232.48

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Solution

The fourth proportional to 126,822.32, 175,015.36 and 70,232.48 is: 96,921.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,822.32 : 175,015.36 = 70,232.48 : x
  2. Step 2: Convert to fraction form
    126,822.32/175,015.36 = 70,232.48/x
  3. Step 3: Cross multiply
    126,822.32x = 175,015.36 × 70,232.48
  4. Step 4: Simplify right side
    126,822.32x = 12,291,762,770.89
  5. Step 5: Solve for x
    x = 12,291,762,770.89/126,822.32
  6. Step 6: Final answer
    x = 96,921.13

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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.