Home / 56,160.90-84,241.35-16,731.72

Finding the Fourth Proportional to 56,160.90, 84,241.35 and 16,731.72

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Solution

The fourth proportional to 56,160.90, 84,241.35 and 16,731.72 is: 25,097.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,160.90 : 84,241.35 = 16,731.72 : x
  2. Step 2: Convert to fraction form
    56,160.90/84,241.35 = 16,731.72/x
  3. Step 3: Cross multiply
    56,160.90x = 84,241.35 × 16,731.72
  4. Step 4: Simplify right side
    56,160.90x = 1,409,502,680.62
  5. Step 5: Solve for x
    x = 1,409,502,680.62/56,160.90
  6. Step 6: Final answer
    x = 25,097.58

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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.