Home / 125,588.56-173,144.64-107,606.56

Finding the Fourth Proportional to 125,588.56, 173,144.64 and 107,606.56

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Solution

The fourth proportional to 125,588.56, 173,144.64 and 107,606.56 is: 148,353.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,588.56 : 173,144.64 = 107,606.56 : x
  2. Step 2: Convert to fraction form
    125,588.56/173,144.64 = 107,606.56/x
  3. Step 3: Cross multiply
    125,588.56x = 173,144.64 × 107,606.56
  4. Step 4: Simplify right side
    125,588.56x = 18,631,499,092.84
  5. Step 5: Solve for x
    x = 18,631,499,092.84/125,588.56
  6. Step 6: Final answer
    x = 148,353.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.