Home / 115,594.20-173,448.90-65,712.60

Finding the Fourth Proportional to 115,594.20, 173,448.90 and 65,712.60

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Solution

The fourth proportional to 115,594.20, 173,448.90 and 65,712.60 is: 98,601.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,594.20 : 173,448.90 = 65,712.60 : x
  2. Step 2: Convert to fraction form
    115,594.20/173,448.90 = 65,712.60/x
  3. Step 3: Cross multiply
    115,594.20x = 173,448.90 × 65,712.60
  4. Step 4: Simplify right side
    115,594.20x = 11,397,778,186.14
  5. Step 5: Solve for x
    x = 11,397,778,186.14/115,594.20
  6. Step 6: Final answer
    x = 98,601.64

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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.