Home / 126,941-175,178.58-70,360.88

Finding the Fourth Proportional to 126,941, 175,178.58 and 70,360.88

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Solution

The fourth proportional to 126,941, 175,178.58 and 70,360.88 is: 97,098.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,941 : 175,178.58 = 70,360.88 : x
  2. Step 2: Convert to fraction form
    126,941/175,178.58 = 70,360.88/x
  3. Step 3: Cross multiply
    126,941x = 175,178.58 × 70,360.88
  4. Step 4: Simplify right side
    126,941x = 12,325,719,045.95
  5. Step 5: Solve for x
    x = 12,325,719,045.95/126,941
  6. Step 6: Final answer
    x = 97,098.01

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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.