Home / 126,500.02-174,594.38-81,235.19

Finding the Fourth Proportional to 126,500.02, 174,594.38 and 81,235.19

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Solution

The fourth proportional to 126,500.02, 174,594.38 and 81,235.19 is: 112,120.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,500.02 : 174,594.38 = 81,235.19 : x
  2. Step 2: Convert to fraction form
    126,500.02/174,594.38 = 81,235.19/x
  3. Step 3: Cross multiply
    126,500.02x = 174,594.38 × 81,235.19
  4. Step 4: Simplify right side
    126,500.02x = 14,183,207,662.54
  5. Step 5: Solve for x
    x = 14,183,207,662.54/126,500.02
  6. Step 6: Final answer
    x = 112,120.20

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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.