Home / 127,176.48-175,535.46-73,492.74

Finding the Fourth Proportional to 127,176.48, 175,535.46 and 73,492.74

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Solution

The fourth proportional to 127,176.48, 175,535.46 and 73,492.74 is: 101,438.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,176.48 : 175,535.46 = 73,492.74 : x
  2. Step 2: Convert to fraction form
    127,176.48/175,535.46 = 73,492.74/x
  3. Step 3: Cross multiply
    127,176.48x = 175,535.46 × 73,492.74
  4. Step 4: Simplify right side
    127,176.48x = 12,900,581,922.56
  5. Step 5: Solve for x
    x = 12,900,581,922.56/127,176.48
  6. Step 6: Final answer
    x = 101,438.43

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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.