Home / 127,233.10-190,922.55-48,403.90

Finding the Fourth Proportional to 127,233.10, 190,922.55 and 48,403.90

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Solution

The fourth proportional to 127,233.10, 190,922.55 and 48,403.90 is: 72,633.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,233.10 : 190,922.55 = 48,403.90 : x
  2. Step 2: Convert to fraction form
    127,233.10/190,922.55 = 48,403.90/x
  3. Step 3: Cross multiply
    127,233.10x = 190,922.55 × 48,403.90
  4. Step 4: Simplify right side
    127,233.10x = 9,241,396,017.95
  5. Step 5: Solve for x
    x = 9,241,396,017.95/127,233.10
  6. Step 6: Final answer
    x = 72,633.58

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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.