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Finding the Fourth Proportional to 104,874.16, 157,224.15 and 41,655.28

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Solution

The fourth proportional to 104,874.16, 157,224.15 and 41,655.28 is: 62,448.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,874.16 : 157,224.15 = 41,655.28 : x
  2. Step 2: Convert to fraction form
    104,874.16/157,224.15 = 41,655.28/x
  3. Step 3: Cross multiply
    104,874.16x = 157,224.15 × 41,655.28
  4. Step 4: Simplify right side
    104,874.16x = 6,549,215,991.01
  5. Step 5: Solve for x
    x = 6,549,215,991.01/104,874.16
  6. Step 6: Final answer
    x = 62,448.33

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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.