Home / 127,134.25-190,627.53-48,205.42

Finding the Fourth Proportional to 127,134.25, 190,627.53 and 48,205.42

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Solution

The fourth proportional to 127,134.25, 190,627.53 and 48,205.42 is: 72,280.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,134.25 : 190,627.53 = 48,205.42 : x
  2. Step 2: Convert to fraction form
    127,134.25/190,627.53 = 48,205.42/x
  3. Step 3: Cross multiply
    127,134.25x = 190,627.53 × 48,205.42
  4. Step 4: Simplify right side
    127,134.25x = 9,189,280,147.21
  5. Step 5: Solve for x
    x = 9,189,280,147.21/127,134.25
  6. Step 6: Final answer
    x = 72,280.13

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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.