Home / 75,282.42-112,960.49-53,237.46

Finding the Fourth Proportional to 75,282.42, 112,960.49 and 53,237.46

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Solution

The fourth proportional to 75,282.42, 112,960.49 and 53,237.46 is: 79,882.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,282.42 : 112,960.49 = 53,237.46 : x
  2. Step 2: Convert to fraction form
    75,282.42/112,960.49 = 53,237.46/x
  3. Step 3: Cross multiply
    75,282.42x = 112,960.49 × 53,237.46
  4. Step 4: Simplify right side
    75,282.42x = 6,013,729,301.77
  5. Step 5: Solve for x
    x = 6,013,729,301.77/75,282.42
  6. Step 6: Final answer
    x = 79,882.25

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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.