Home / 115,356.32-173,057.76-48,796.64

Finding the Fourth Proportional to 115,356.32, 173,057.76 and 48,796.64

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Solution

The fourth proportional to 115,356.32, 173,057.76 and 48,796.64 is: 73,204.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,356.32 : 173,057.76 = 48,796.64 : x
  2. Step 2: Convert to fraction form
    115,356.32/173,057.76 = 48,796.64/x
  3. Step 3: Cross multiply
    115,356.32x = 173,057.76 × 48,796.64
  4. Step 4: Simplify right side
    115,356.32x = 8,444,637,213.93
  5. Step 5: Solve for x
    x = 8,444,637,213.93/115,356.32
  6. Step 6: Final answer
    x = 73,204.81

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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.