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Finding the Fourth Proportional to 56,154.56, 84,231.84 and 16,712.24

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Solution

The fourth proportional to 56,154.56, 84,231.84 and 16,712.24 is: 25,068.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,154.56 : 84,231.84 = 16,712.24 : x
  2. Step 2: Convert to fraction form
    56,154.56/84,231.84 = 16,712.24/x
  3. Step 3: Cross multiply
    56,154.56x = 84,231.84 × 16,712.24
  4. Step 4: Simplify right side
    56,154.56x = 1,407,702,725.72
  5. Step 5: Solve for x
    x = 1,407,702,725.72/56,154.56
  6. Step 6: Final answer
    x = 25,068.36

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1.5x scale

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.