Home / 97,074.82-133,941.09-54,617.86

Finding the Fourth Proportional to 97,074.82, 133,941.09 and 54,617.86

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Solution

The fourth proportional to 97,074.82, 133,941.09 and 54,617.86 is: 75,360.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,074.82 : 133,941.09 = 54,617.86 : x
  2. Step 2: Convert to fraction form
    97,074.82/133,941.09 = 54,617.86/x
  3. Step 3: Cross multiply
    97,074.82x = 133,941.09 × 54,617.86
  4. Step 4: Simplify right side
    97,074.82x = 7,315,575,701.87
  5. Step 5: Solve for x
    x = 7,315,575,701.87/97,074.82
  6. Step 6: Final answer
    x = 75,360.18

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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.