Home / 77,968.71-116,962.23-27,352.28

Finding the Fourth Proportional to 77,968.71, 116,962.23 and 27,352.28

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Solution

The fourth proportional to 77,968.71, 116,962.23 and 27,352.28 is: 41,031.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,968.71 : 116,962.23 = 27,352.28 : x
  2. Step 2: Convert to fraction form
    77,968.71/116,962.23 = 27,352.28/x
  3. Step 3: Cross multiply
    77,968.71x = 116,962.23 × 27,352.28
  4. Step 4: Simplify right side
    77,968.71x = 3,199,183,079.57
  5. Step 5: Solve for x
    x = 3,199,183,079.57/77,968.71
  6. Step 6: Final answer
    x = 41,031.63

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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.