Home / 115,362.06-173,066.16-48,801.90

Finding the Fourth Proportional to 115,362.06, 173,066.16 and 48,801.90

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Solution

The fourth proportional to 115,362.06, 173,066.16 and 48,801.90 is: 73,212.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,362.06 : 173,066.16 = 48,801.90 : x
  2. Step 2: Convert to fraction form
    115,362.06/173,066.16 = 48,801.90/x
  3. Step 3: Cross multiply
    115,362.06x = 173,066.16 × 48,801.90
  4. Step 4: Simplify right side
    115,362.06x = 8,445,957,433.70
  5. Step 5: Solve for x
    x = 8,445,957,433.70/115,362.06
  6. Step 6: Final answer
    x = 73,212.61

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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.