Home / 126,138.80-174,083.70-94,252.34

Finding the Fourth Proportional to 126,138.80, 174,083.70 and 94,252.34

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Solution

The fourth proportional to 126,138.80, 174,083.70 and 94,252.34 is: 130,077.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,138.80 : 174,083.70 = 94,252.34 : x
  2. Step 2: Convert to fraction form
    126,138.80/174,083.70 = 94,252.34/x
  3. Step 3: Cross multiply
    126,138.80x = 174,083.70 × 94,252.34
  4. Step 4: Simplify right side
    126,138.80x = 16,407,796,080.86
  5. Step 5: Solve for x
    x = 16,407,796,080.86/126,138.80
  6. Step 6: Final answer
    x = 130,077.31

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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.