Home / 71,669.07-107,225.64-51,724.44

Finding the Fourth Proportional to 71,669.07, 107,225.64 and 51,724.44

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Solution

The fourth proportional to 71,669.07, 107,225.64 and 51,724.44 is: 77,386.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,669.07 : 107,225.64 = 51,724.44 : x
  2. Step 2: Convert to fraction form
    71,669.07/107,225.64 = 51,724.44/x
  3. Step 3: Cross multiply
    71,669.07x = 107,225.64 × 51,724.44
  4. Step 4: Simplify right side
    71,669.07x = 5,546,186,182.64
  5. Step 5: Solve for x
    x = 5,546,186,182.64/71,669.07
  6. Step 6: Final answer
    x = 77,386.05

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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.