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Finding the Fourth Proportional to 56,352.91, 84,537.60 and 16,913.14

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Solution

The fourth proportional to 56,352.91, 84,537.60 and 16,913.14 is: 25,372.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,352.91 : 84,537.60 = 16,913.14 : x
  2. Step 2: Convert to fraction form
    56,352.91/84,537.60 = 16,913.14/x
  3. Step 3: Cross multiply
    56,352.91x = 84,537.60 × 16,913.14
  4. Step 4: Simplify right side
    56,352.91x = 1,429,796,264.06
  5. Step 5: Solve for x
    x = 1,429,796,264.06/56,352.91
  6. Step 6: Final answer
    x = 25,372.18

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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.