Home / 233,239.20-349,869.84-75,480

Finding the Fourth Proportional to 233,239.20, 349,869.84 and 75,480

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Solution

The fourth proportional to 233,239.20, 349,869.84 and 75,480 is: 113,223.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,239.20 : 349,869.84 = 75,480 : x
  2. Step 2: Convert to fraction form
    233,239.20/349,869.84 = 75,480/x
  3. Step 3: Cross multiply
    233,239.20x = 349,869.84 × 75,480
  4. Step 4: Simplify right side
    233,239.20x = 26,408,175,523.20
  5. Step 5: Solve for x
    x = 26,408,175,523.20/233,239.20
  6. Step 6: Final answer
    x = 113,223.57

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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.