Home / 127,153.90-175,480.68-73,441.18

Finding the Fourth Proportional to 127,153.90, 175,480.68 and 73,441.18

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Solution

The fourth proportional to 127,153.90, 175,480.68 and 73,441.18 is: 101,353.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,153.90 : 175,480.68 = 73,441.18 : x
  2. Step 2: Convert to fraction form
    127,153.90/175,480.68 = 73,441.18/x
  3. Step 3: Cross multiply
    127,153.90x = 175,480.68 × 73,441.18
  4. Step 4: Simplify right side
    127,153.90x = 12,887,508,206.40
  5. Step 5: Solve for x
    x = 12,887,508,206.40/127,153.90
  6. Step 6: Final answer
    x = 101,353.62

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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.