Home / 55,165.66-82,748.52-38,558.12

Finding the Fourth Proportional to 55,165.66, 82,748.52 and 38,558.12

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Solution

The fourth proportional to 55,165.66, 82,748.52 and 38,558.12 is: 57,837.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,165.66 : 82,748.52 = 38,558.12 : x
  2. Step 2: Convert to fraction form
    55,165.66/82,748.52 = 38,558.12/x
  3. Step 3: Cross multiply
    55,165.66x = 82,748.52 × 38,558.12
  4. Step 4: Simplify right side
    55,165.66x = 3,190,626,950.24
  5. Step 5: Solve for x
    x = 3,190,626,950.24/55,165.66
  6. Step 6: Final answer
    x = 57,837.20

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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.