Home / 126,476.44-174,334.80-85,627.72

Finding the Fourth Proportional to 126,476.44, 174,334.80 and 85,627.72

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Solution

The fourth proportional to 126,476.44, 174,334.80 and 85,627.72 is: 118,029.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,476.44 : 174,334.80 = 85,627.72 : x
  2. Step 2: Convert to fraction form
    126,476.44/174,334.80 = 85,627.72/x
  3. Step 3: Cross multiply
    126,476.44x = 174,334.80 × 85,627.72
  4. Step 4: Simplify right side
    126,476.44x = 14,927,891,440.66
  5. Step 5: Solve for x
    x = 14,927,891,440.66/126,476.44
  6. Step 6: Final answer
    x = 118,029.03

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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.