Home / 62,144.62-93,220.63-19,458.05

Finding the Fourth Proportional to 62,144.62, 93,220.63 and 19,458.05

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Solution

The fourth proportional to 62,144.62, 93,220.63 and 19,458.05 is: 29,188.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,144.62 : 93,220.63 = 19,458.05 : x
  2. Step 2: Convert to fraction form
    62,144.62/93,220.63 = 19,458.05/x
  3. Step 3: Cross multiply
    62,144.62x = 93,220.63 × 19,458.05
  4. Step 4: Simplify right side
    62,144.62x = 1,813,891,679.57
  5. Step 5: Solve for x
    x = 1,813,891,679.57/62,144.62
  6. Step 6: Final answer
    x = 29,188.23

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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.