Home / 103,646.13-155,474.06-33,530.91

Finding the Fourth Proportional to 103,646.13, 155,474.06 and 33,530.91

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Solution

The fourth proportional to 103,646.13, 155,474.06 and 33,530.91 is: 50,297.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,646.13 : 155,474.06 = 33,530.91 : x
  2. Step 2: Convert to fraction form
    103,646.13/155,474.06 = 33,530.91/x
  3. Step 3: Cross multiply
    103,646.13x = 155,474.06 × 33,530.91
  4. Step 4: Simplify right side
    103,646.13x = 5,213,186,713.19
  5. Step 5: Solve for x
    x = 5,213,186,713.19/103,646.13
  6. Step 6: Final answer
    x = 50,297.94

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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.