Home / 73,238.30-109,808.13-26,485.10

Finding the Fourth Proportional to 73,238.30, 109,808.13 and 26,485.10

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Solution

The fourth proportional to 73,238.30, 109,808.13 and 26,485.10 is: 39,709.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,238.30 : 109,808.13 = 26,485.10 : x
  2. Step 2: Convert to fraction form
    73,238.30/109,808.13 = 26,485.10/x
  3. Step 3: Cross multiply
    73,238.30x = 109,808.13 × 26,485.10
  4. Step 4: Simplify right side
    73,238.30x = 2,908,279,303.86
  5. Step 5: Solve for x
    x = 2,908,279,303.86/73,238.30
  6. Step 6: Final answer
    x = 39,709.81

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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.