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Finding the Fourth Proportional to 70,580.64, 97,404.30 and 41,917.26

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Solution

The fourth proportional to 70,580.64, 97,404.30 and 41,917.26 is: 57,847.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,580.64 : 97,404.30 = 41,917.26 : x
  2. Step 2: Convert to fraction form
    70,580.64/97,404.30 = 41,917.26/x
  3. Step 3: Cross multiply
    70,580.64x = 97,404.30 × 41,917.26
  4. Step 4: Simplify right side
    70,580.64x = 4,082,921,368.22
  5. Step 5: Solve for x
    x = 4,082,921,368.22/70,580.64
  6. Step 6: Final answer
    x = 57,847.61

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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.