Home / 63,231.04-94,872.08-28,146.72

Finding the Fourth Proportional to 63,231.04, 94,872.08 and 28,146.72

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Solution

The fourth proportional to 63,231.04, 94,872.08 and 28,146.72 is: 42,231.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,231.04 : 94,872.08 = 28,146.72 : x
  2. Step 2: Convert to fraction form
    63,231.04/94,872.08 = 28,146.72/x
  3. Step 3: Cross multiply
    63,231.04x = 94,872.08 × 28,146.72
  4. Step 4: Simplify right side
    63,231.04x = 2,670,337,871.58
  5. Step 5: Solve for x
    x = 2,670,337,871.58/63,231.04
  6. Step 6: Final answer
    x = 42,231.44

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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.