Home / 57,710.08-79,462.26-49,193.11

Finding the Fourth Proportional to 57,710.08, 79,462.26 and 49,193.11

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Solution

The fourth proportional to 57,710.08, 79,462.26 and 49,193.11 is: 67,735.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,710.08 : 79,462.26 = 49,193.11 : x
  2. Step 2: Convert to fraction form
    57,710.08/79,462.26 = 49,193.11/x
  3. Step 3: Cross multiply
    57,710.08x = 79,462.26 × 49,193.11
  4. Step 4: Simplify right side
    57,710.08x = 3,908,995,697.03
  5. Step 5: Solve for x
    x = 3,908,995,697.03/57,710.08
  6. Step 6: Final answer
    x = 67,735.06

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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.