Home / 74,253.68-111,401.07-34,284.89

Finding the Fourth Proportional to 74,253.68, 111,401.07 and 34,284.89

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Solution

The fourth proportional to 74,253.68, 111,401.07 and 34,284.89 is: 51,436.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,253.68 : 111,401.07 = 34,284.89 : x
  2. Step 2: Convert to fraction form
    74,253.68/111,401.07 = 34,284.89/x
  3. Step 3: Cross multiply
    74,253.68x = 111,401.07 × 34,284.89
  4. Step 4: Simplify right side
    74,253.68x = 3,819,373,430.83
  5. Step 5: Solve for x
    x = 3,819,373,430.83/74,253.68
  6. Step 6: Final answer
    x = 51,436.82

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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.