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Finding the Fourth Proportional to 61,559.64, 84,919.02 and 41,176.92

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Solution

The fourth proportional to 61,559.64, 84,919.02 and 41,176.92 is: 56,801.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,559.64 : 84,919.02 = 41,176.92 : x
  2. Step 2: Convert to fraction form
    61,559.64/84,919.02 = 41,176.92/x
  3. Step 3: Cross multiply
    61,559.64x = 84,919.02 × 41,176.92
  4. Step 4: Simplify right side
    61,559.64x = 3,496,703,693.02
  5. Step 5: Solve for x
    x = 3,496,703,693.02/61,559.64
  6. Step 6: Final answer
    x = 56,801.89

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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.