Home / 345,922.97-518,841.50-93,223.22

Finding the Fourth Proportional to 345,922.97, 518,841.50 and 93,223.22

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Solution

The fourth proportional to 345,922.97, 518,841.50 and 93,223.22 is: 139,823.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,922.97 : 518,841.50 = 93,223.22 : x
  2. Step 2: Convert to fraction form
    345,922.97/518,841.50 = 93,223.22/x
  3. Step 3: Cross multiply
    345,922.97x = 518,841.50 × 93,223.22
  4. Step 4: Simplify right side
    345,922.97x = 48,368,072,239.31
  5. Step 5: Solve for x
    x = 48,368,072,239.31/345,922.97
  6. Step 6: Final answer
    x = 139,823.25

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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.