Home / 115,551.06-173,390.64-56,387.22

Finding the Fourth Proportional to 115,551.06, 173,390.64 and 56,387.22

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Solution

The fourth proportional to 115,551.06, 173,390.64 and 56,387.22 is: 84,612.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,551.06 : 173,390.64 = 56,387.22 : x
  2. Step 2: Convert to fraction form
    115,551.06/173,390.64 = 56,387.22/x
  3. Step 3: Cross multiply
    115,551.06x = 173,390.64 × 56,387.22
  4. Step 4: Simplify right side
    115,551.06x = 9,777,016,163.62
  5. Step 5: Solve for x
    x = 9,777,016,163.62/115,551.06
  6. Step 6: Final answer
    x = 84,612.09

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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.