Home / 76,019.40-113,862.24-49,271.58

Finding the Fourth Proportional to 76,019.40, 113,862.24 and 49,271.58

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Solution

The fourth proportional to 76,019.40, 113,862.24 and 49,271.58 is: 73,799.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,019.40 : 113,862.24 = 49,271.58 : x
  2. Step 2: Convert to fraction form
    76,019.40/113,862.24 = 49,271.58/x
  3. Step 3: Cross multiply
    76,019.40x = 113,862.24 × 49,271.58
  4. Step 4: Simplify right side
    76,019.40x = 5,610,172,467.14
  5. Step 5: Solve for x
    x = 5,610,172,467.14/76,019.40
  6. Step 6: Final answer
    x = 73,799.22

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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.