Home / 96,072.40-144,270.60-80,261.20

Finding the Fourth Proportional to 96,072.40, 144,270.60 and 80,261.20

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Solution

The fourth proportional to 96,072.40, 144,270.60 and 80,261.20 is: 120,527.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,072.40 : 144,270.60 = 80,261.20 : x
  2. Step 2: Convert to fraction form
    96,072.40/144,270.60 = 80,261.20/x
  3. Step 3: Cross multiply
    96,072.40x = 144,270.60 × 80,261.20
  4. Step 4: Simplify right side
    96,072.40x = 11,579,331,480.72
  5. Step 5: Solve for x
    x = 11,579,331,480.72/96,072.40
  6. Step 6: Final answer
    x = 120,527.14

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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.