Home / 96,076.40-144,276.60-80,265.20

Finding the Fourth Proportional to 96,076.40, 144,276.60 and 80,265.20

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Solution

The fourth proportional to 96,076.40, 144,276.60 and 80,265.20 is: 120,533.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,076.40 : 144,276.60 = 80,265.20 : x
  2. Step 2: Convert to fraction form
    96,076.40/144,276.60 = 80,265.20/x
  3. Step 3: Cross multiply
    96,076.40x = 144,276.60 × 80,265.20
  4. Step 4: Simplify right side
    96,076.40x = 11,580,390,154.32
  5. Step 5: Solve for x
    x = 11,580,390,154.32/96,076.40
  6. Step 6: Final answer
    x = 120,533.14

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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.