Home / 64,243.90-96,225.51-26,690.11

Finding the Fourth Proportional to 64,243.90, 96,225.51 and 26,690.11

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Solution

The fourth proportional to 64,243.90, 96,225.51 and 26,690.11 is: 39,976.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,243.90 : 96,225.51 = 26,690.11 : x
  2. Step 2: Convert to fraction form
    64,243.90/96,225.51 = 26,690.11/x
  3. Step 3: Cross multiply
    64,243.90x = 96,225.51 × 26,690.11
  4. Step 4: Simplify right side
    64,243.90x = 2,568,269,446.71
  5. Step 5: Solve for x
    x = 2,568,269,446.71/64,243.90
  6. Step 6: Final answer
    x = 39,976.86

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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.