Home / 188,337.52-259,907.69-102,298.18

Finding the Fourth Proportional to 188,337.52, 259,907.69 and 102,298.18

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Solution

The fourth proportional to 188,337.52, 259,907.69 and 102,298.18 is: 141,172.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,337.52 : 259,907.69 = 102,298.18 : x
  2. Step 2: Convert to fraction form
    188,337.52/259,907.69 = 102,298.18/x
  3. Step 3: Cross multiply
    188,337.52x = 259,907.69 × 102,298.18
  4. Step 4: Simplify right side
    188,337.52x = 26,588,083,655.00
  5. Step 5: Solve for x
    x = 26,588,083,655.00/188,337.52
  6. Step 6: Final answer
    x = 141,172.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.