Home / 96,064.40-144,258.60-80,253.20

Finding the Fourth Proportional to 96,064.40, 144,258.60 and 80,253.20

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Solution

The fourth proportional to 96,064.40, 144,258.60 and 80,253.20 is: 120,515.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,064.40 : 144,258.60 = 80,253.20 : x
  2. Step 2: Convert to fraction form
    96,064.40/144,258.60 = 80,253.20/x
  3. Step 3: Cross multiply
    96,064.40x = 144,258.60 × 80,253.20
  4. Step 4: Simplify right side
    96,064.40x = 11,577,214,277.52
  5. Step 5: Solve for x
    x = 11,577,214,277.52/96,064.40
  6. Step 6: Final answer
    x = 120,515.14

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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.