Home / 115,651.04-173,358.39-65,625.47

Finding the Fourth Proportional to 115,651.04, 173,358.39 and 65,625.47

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Solution

The fourth proportional to 115,651.04, 173,358.39 and 65,625.47 is: 98,371.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,651.04 : 173,358.39 = 65,625.47 : x
  2. Step 2: Convert to fraction form
    115,651.04/173,358.39 = 65,625.47/x
  3. Step 3: Cross multiply
    115,651.04x = 173,358.39 × 65,625.47
  4. Step 4: Simplify right side
    115,651.04x = 11,376,725,822.19
  5. Step 5: Solve for x
    x = 11,376,725,822.19/115,651.04
  6. Step 6: Final answer
    x = 98,371.15

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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.