Home / 127,132.26-175,443.56-70,544.58

Finding the Fourth Proportional to 127,132.26, 175,443.56 and 70,544.58

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Solution

The fourth proportional to 127,132.26, 175,443.56 and 70,544.58 is: 97,352.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,132.26 : 175,443.56 = 70,544.58 : x
  2. Step 2: Convert to fraction form
    127,132.26/175,443.56 = 70,544.58/x
  3. Step 3: Cross multiply
    127,132.26x = 175,443.56 × 70,544.58
  4. Step 4: Simplify right side
    127,132.26x = 12,376,592,253.90
  5. Step 5: Solve for x
    x = 12,376,592,253.90/127,132.26
  6. Step 6: Final answer
    x = 97,352.10

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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.