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Finding the Fourth Proportional to 57,534.64, 79,392.72 and 32,039.08

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Solution

The fourth proportional to 57,534.64, 79,392.72 and 32,039.08 is: 44,211.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,534.64 : 79,392.72 = 32,039.08 : x
  2. Step 2: Convert to fraction form
    57,534.64/79,392.72 = 32,039.08/x
  3. Step 3: Cross multiply
    57,534.64x = 79,392.72 × 32,039.08
  4. Step 4: Simplify right side
    57,534.64x = 2,543,669,707.50
  5. Step 5: Solve for x
    x = 2,543,669,707.50/57,534.64
  6. Step 6: Final answer
    x = 44,211.10

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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.