Home / 58,140.44-80,234.35-32,987.96

Finding the Fourth Proportional to 58,140.44, 80,234.35 and 32,987.96

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Solution

The fourth proportional to 58,140.44, 80,234.35 and 32,987.96 is: 45,523.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,140.44 : 80,234.35 = 32,987.96 : x
  2. Step 2: Convert to fraction form
    58,140.44/80,234.35 = 32,987.96/x
  3. Step 3: Cross multiply
    58,140.44x = 80,234.35 × 32,987.96
  4. Step 4: Simplify right side
    58,140.44x = 2,646,767,127.25
  5. Step 5: Solve for x
    x = 2,646,767,127.25/58,140.44
  6. Step 6: Final answer
    x = 45,523.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.