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Finding the Fourth Proportional to 61,832.24, 92,676.72 and 28,482.32

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Solution

The fourth proportional to 61,832.24, 92,676.72 and 28,482.32 is: 42,690.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,832.24 : 92,676.72 = 28,482.32 : x
  2. Step 2: Convert to fraction form
    61,832.24/92,676.72 = 28,482.32/x
  3. Step 3: Cross multiply
    61,832.24x = 92,676.72 × 28,482.32
  4. Step 4: Simplify right side
    61,832.24x = 2,639,647,995.59
  5. Step 5: Solve for x
    x = 2,639,647,995.59/61,832.24
  6. Step 6: Final answer
    x = 42,690.48

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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.