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Finding the Fourth Proportional to 66,898.15, 92,323.72 and 44,197.32

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Solution

The fourth proportional to 66,898.15, 92,323.72 and 44,197.32 is: 60,995.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,898.15 : 92,323.72 = 44,197.32 : x
  2. Step 2: Convert to fraction form
    66,898.15/92,323.72 = 44,197.32/x
  3. Step 3: Cross multiply
    66,898.15x = 92,323.72 × 44,197.32
  4. Step 4: Simplify right side
    66,898.15x = 4,080,460,544.63
  5. Step 5: Solve for x
    x = 4,080,460,544.63/66,898.15
  6. Step 6: Final answer
    x = 60,995.12

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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.