Home / 71,181.02-98,116.68-56,049.68

Finding the Fourth Proportional to 71,181.02, 98,116.68 and 56,049.68

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Solution

The fourth proportional to 71,181.02, 98,116.68 and 56,049.68 is: 77,259.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,181.02 : 98,116.68 = 56,049.68 : x
  2. Step 2: Convert to fraction form
    71,181.02/98,116.68 = 56,049.68/x
  3. Step 3: Cross multiply
    71,181.02x = 98,116.68 × 56,049.68
  4. Step 4: Simplify right side
    71,181.02x = 5,499,408,516.66
  5. Step 5: Solve for x
    x = 5,499,408,516.66/71,181.02
  6. Step 6: Final answer
    x = 77,259.48

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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.