Home / 127,180.08-190,759.05-48,294.90

Finding the Fourth Proportional to 127,180.08, 190,759.05 and 48,294.90

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Solution

The fourth proportional to 127,180.08, 190,759.05 and 48,294.90 is: 72,438.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,180.08 : 190,759.05 = 48,294.90 : x
  2. Step 2: Convert to fraction form
    127,180.08/190,759.05 = 48,294.90/x
  3. Step 3: Cross multiply
    127,180.08x = 190,759.05 × 48,294.90
  4. Step 4: Simplify right side
    127,180.08x = 9,212,689,243.85
  5. Step 5: Solve for x
    x = 9,212,689,243.85/127,180.08
  6. Step 6: Final answer
    x = 72,438.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.