Home / 115,296.11-172,996.70-59,175.62

Finding the Fourth Proportional to 115,296.11, 172,996.70 and 59,175.62

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Solution

The fourth proportional to 115,296.11, 172,996.70 and 59,175.62 is: 88,790.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,296.11 : 172,996.70 = 59,175.62 : x
  2. Step 2: Convert to fraction form
    115,296.11/172,996.70 = 59,175.62/x
  3. Step 3: Cross multiply
    115,296.11x = 172,996.70 × 59,175.62
  4. Step 4: Simplify right side
    115,296.11x = 10,237,186,980.45
  5. Step 5: Solve for x
    x = 10,237,186,980.45/115,296.11
  6. Step 6: Final answer
    x = 88,790.39

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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.