Home / 73,102.24-109,565-35,606.13

Finding the Fourth Proportional to 73,102.24, 109,565 and 35,606.13

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Solution

The fourth proportional to 73,102.24, 109,565 and 35,606.13 is: 53,366.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,102.24 : 109,565 = 35,606.13 : x
  2. Step 2: Convert to fraction form
    73,102.24/109,565 = 35,606.13/x
  3. Step 3: Cross multiply
    73,102.24x = 109,565 × 35,606.13
  4. Step 4: Simplify right side
    73,102.24x = 3,901,185,633.45
  5. Step 5: Solve for x
    x = 3,901,185,633.45/73,102.24
  6. Step 6: Final answer
    x = 53,366.16

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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.