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Finding the Fourth Proportional to 352,537.06, 528,750.82 and 115,878.10

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Solution

The fourth proportional to 352,537.06, 528,750.82 and 115,878.10 is: 173,799.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,537.06 : 528,750.82 = 115,878.10 : x
  2. Step 2: Convert to fraction form
    352,537.06/528,750.82 = 115,878.10/x
  3. Step 3: Cross multiply
    352,537.06x = 528,750.82 × 115,878.10
  4. Step 4: Simplify right side
    352,537.06x = 61,270,640,395.04
  5. Step 5: Solve for x
    x = 61,270,640,395.04/352,537.06
  6. Step 6: Final answer
    x = 173,799.15

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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.