Home / 102,772.62-154,065.42-39,552.39

Finding the Fourth Proportional to 102,772.62, 154,065.42 and 39,552.39

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Solution

The fourth proportional to 102,772.62, 154,065.42 and 39,552.39 is: 59,292.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,772.62 : 154,065.42 = 39,552.39 : x
  2. Step 2: Convert to fraction form
    102,772.62/154,065.42 = 39,552.39/x
  3. Step 3: Cross multiply
    102,772.62x = 154,065.42 × 39,552.39
  4. Step 4: Simplify right side
    102,772.62x = 6,093,655,577.35
  5. Step 5: Solve for x
    x = 6,093,655,577.35/102,772.62
  6. Step 6: Final answer
    x = 59,292.60

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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.