Home / 127,348.04-175,736.82-70,757.96

Finding the Fourth Proportional to 127,348.04, 175,736.82 and 70,757.96

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Solution

The fourth proportional to 127,348.04, 175,736.82 and 70,757.96 is: 97,644.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,348.04 : 175,736.82 = 70,757.96 : x
  2. Step 2: Convert to fraction form
    127,348.04/175,736.82 = 70,757.96/x
  3. Step 3: Cross multiply
    127,348.04x = 175,736.82 × 70,757.96
  4. Step 4: Simplify right side
    127,348.04x = 12,434,778,880.09
  5. Step 5: Solve for x
    x = 12,434,778,880.09/127,348.04
  6. Step 6: Final answer
    x = 97,644.05

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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.