Home / 115,307.14-172,965.88-35,339.24

Finding the Fourth Proportional to 115,307.14, 172,965.88 and 35,339.24

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Solution

The fourth proportional to 115,307.14, 172,965.88 and 35,339.24 is: 53,010.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,307.14 : 172,965.88 = 35,339.24 : x
  2. Step 2: Convert to fraction form
    115,307.14/172,965.88 = 35,339.24/x
  3. Step 3: Cross multiply
    115,307.14x = 172,965.88 × 35,339.24
  4. Step 4: Simplify right side
    115,307.14x = 6,112,482,745.13
  5. Step 5: Solve for x
    x = 6,112,482,745.13/115,307.14
  6. Step 6: Final answer
    x = 53,010.44

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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.