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Finding the Fourth Proportional to 56,884.32, 85,370.04 and 25,741.44

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Solution

The fourth proportional to 56,884.32, 85,370.04 and 25,741.44 is: 38,631.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,884.32 : 85,370.04 = 25,741.44 : x
  2. Step 2: Convert to fraction form
    56,884.32/85,370.04 = 25,741.44/x
  3. Step 3: Cross multiply
    56,884.32x = 85,370.04 × 25,741.44
  4. Step 4: Simplify right side
    56,884.32x = 2,197,547,762.46
  5. Step 5: Solve for x
    x = 2,197,547,762.46/56,884.32
  6. Step 6: Final answer
    x = 38,631.87

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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.