Home / 75,377.04-113,073.28-19,973.04

Finding the Fourth Proportional to 75,377.04, 113,073.28 and 19,973.04

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Solution

The fourth proportional to 75,377.04, 113,073.28 and 19,973.04 is: 29,961.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,377.04 : 113,073.28 = 19,973.04 : x
  2. Step 2: Convert to fraction form
    75,377.04/113,073.28 = 19,973.04/x
  3. Step 3: Cross multiply
    75,377.04x = 113,073.28 × 19,973.04
  4. Step 4: Simplify right side
    75,377.04x = 2,258,417,144.37
  5. Step 5: Solve for x
    x = 2,258,417,144.37/75,377.04
  6. Step 6: Final answer
    x = 29,961.61

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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.