Home / 126,914.85-175,142.49-70,326.22

Finding the Fourth Proportional to 126,914.85, 175,142.49 and 70,326.22

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Solution

The fourth proportional to 126,914.85, 175,142.49 and 70,326.22 is: 97,050.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,914.85 : 175,142.49 = 70,326.22 : x
  2. Step 2: Convert to fraction form
    126,914.85/175,142.49 = 70,326.22/x
  3. Step 3: Cross multiply
    126,914.85x = 175,142.49 × 70,326.22
  4. Step 4: Simplify right side
    126,914.85x = 12,317,108,931.46
  5. Step 5: Solve for x
    x = 12,317,108,931.46/126,914.85
  6. Step 6: Final answer
    x = 97,050.18

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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.