Home / 157,482.45-236,172.33-52,273.17

Finding the Fourth Proportional to 157,482.45, 236,172.33 and 52,273.17

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Solution

The fourth proportional to 157,482.45, 236,172.33 and 52,273.17 is: 78,392.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,482.45 : 236,172.33 = 52,273.17 : x
  2. Step 2: Convert to fraction form
    157,482.45/236,172.33 = 52,273.17/x
  3. Step 3: Cross multiply
    157,482.45x = 236,172.33 × 52,273.17
  4. Step 4: Simplify right side
    157,482.45x = 12,345,476,355.39
  5. Step 5: Solve for x
    x = 12,345,476,355.39/157,482.45
  6. Step 6: Final answer
    x = 78,392.71

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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.