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Finding the Fourth Proportional to 65,358.96, 98,038.56 and 27,887.52

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Solution

The fourth proportional to 65,358.96, 98,038.56 and 27,887.52 is: 41,831.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,358.96 : 98,038.56 = 27,887.52 : x
  2. Step 2: Convert to fraction form
    65,358.96/98,038.56 = 27,887.52/x
  3. Step 3: Cross multiply
    65,358.96x = 98,038.56 × 27,887.52
  4. Step 4: Simplify right side
    65,358.96x = 2,734,052,302.77
  5. Step 5: Solve for x
    x = 2,734,052,302.77/65,358.96
  6. Step 6: Final answer
    x = 41,831.33

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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.