Home / 75,287.12-112,936.14-22,700.69

Finding the Fourth Proportional to 75,287.12, 112,936.14 and 22,700.69

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Solution

The fourth proportional to 75,287.12, 112,936.14 and 22,700.69 is: 34,052.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,287.12 : 112,936.14 = 22,700.69 : x
  2. Step 2: Convert to fraction form
    75,287.12/112,936.14 = 22,700.69/x
  3. Step 3: Cross multiply
    75,287.12x = 112,936.14 × 22,700.69
  4. Step 4: Simplify right side
    75,287.12x = 2,563,728,303.94
  5. Step 5: Solve for x
    x = 2,563,728,303.94/75,287.12
  6. Step 6: Final answer
    x = 34,052.68

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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.