Home / 71,936.75-99,285.54-45,102.26

Finding the Fourth Proportional to 71,936.75, 99,285.54 and 45,102.26

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Solution

The fourth proportional to 71,936.75, 99,285.54 and 45,102.26 is: 62,249.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,936.75 : 99,285.54 = 45,102.26 : x
  2. Step 2: Convert to fraction form
    71,936.75/99,285.54 = 45,102.26/x
  3. Step 3: Cross multiply
    71,936.75x = 99,285.54 × 45,102.26
  4. Step 4: Simplify right side
    71,936.75x = 4,478,002,239.32
  5. Step 5: Solve for x
    x = 4,478,002,239.32/71,936.75
  6. Step 6: Final answer
    x = 62,249.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.