Home / 126,731.22-174,928.02-73,052.10

Finding the Fourth Proportional to 126,731.22, 174,928.02 and 73,052.10

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Solution

The fourth proportional to 126,731.22, 174,928.02 and 73,052.10 is: 100,834.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,731.22 : 174,928.02 = 73,052.10 : x
  2. Step 2: Convert to fraction form
    126,731.22/174,928.02 = 73,052.10/x
  3. Step 3: Cross multiply
    126,731.22x = 174,928.02 × 73,052.10
  4. Step 4: Simplify right side
    126,731.22x = 12,778,859,209.84
  5. Step 5: Solve for x
    x = 12,778,859,209.84/126,731.22
  6. Step 6: Final answer
    x = 100,834.34

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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.