Home / 65,483.28-98,224.20-39,195.36

Finding the Fourth Proportional to 65,483.28, 98,224.20 and 39,195.36

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Solution

The fourth proportional to 65,483.28, 98,224.20 and 39,195.36 is: 58,792.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,483.28 : 98,224.20 = 39,195.36 : x
  2. Step 2: Convert to fraction form
    65,483.28/98,224.20 = 39,195.36/x
  3. Step 3: Cross multiply
    65,483.28x = 98,224.20 × 39,195.36
  4. Step 4: Simplify right side
    65,483.28x = 3,849,932,879.71
  5. Step 5: Solve for x
    x = 3,849,932,879.71/65,483.28
  6. Step 6: Final answer
    x = 58,792.61

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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.