Home / 109,628.39-151,287.33-59,327.39

Finding the Fourth Proportional to 109,628.39, 151,287.33 and 59,327.39

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Solution

The fourth proportional to 109,628.39, 151,287.33 and 59,327.39 is: 81,871.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,628.39 : 151,287.33 = 59,327.39 : x
  2. Step 2: Convert to fraction form
    109,628.39/151,287.33 = 59,327.39/x
  3. Step 3: Cross multiply
    109,628.39x = 151,287.33 × 59,327.39
  4. Step 4: Simplify right side
    109,628.39x = 8,975,481,672.53
  5. Step 5: Solve for x
    x = 8,975,481,672.53/109,628.39
  6. Step 6: Final answer
    x = 81,871.88

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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.