Home / 115,019.62-172,564.64-58,899.46

Finding the Fourth Proportional to 115,019.62, 172,564.64 and 58,899.46

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Solution

The fourth proportional to 115,019.62, 172,564.64 and 58,899.46 is: 88,367.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,019.62 : 172,564.64 = 58,899.46 : x
  2. Step 2: Convert to fraction form
    115,019.62/172,564.64 = 58,899.46/x
  3. Step 3: Cross multiply
    115,019.62x = 172,564.64 × 58,899.46
  4. Step 4: Simplify right side
    115,019.62x = 10,163,964,253.18
  5. Step 5: Solve for x
    x = 10,163,964,253.18/115,019.62
  6. Step 6: Final answer
    x = 88,367.22

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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.