Home / 96,035.28-144,103.68-68,135.64

Finding the Fourth Proportional to 96,035.28, 144,103.68 and 68,135.64

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Solution

The fourth proportional to 96,035.28, 144,103.68 and 68,135.64 is: 102,239.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,035.28 : 144,103.68 = 68,135.64 : x
  2. Step 2: Convert to fraction form
    96,035.28/144,103.68 = 68,135.64/x
  3. Step 3: Cross multiply
    96,035.28x = 144,103.68 × 68,135.64
  4. Step 4: Simplify right side
    96,035.28x = 9,818,596,463.16
  5. Step 5: Solve for x
    x = 9,818,596,463.16/96,035.28
  6. Step 6: Final answer
    x = 102,239.47

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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.