Home / 349,538.13-524,305.57-109,669.59

Finding the Fourth Proportional to 349,538.13, 524,305.57 and 109,669.59

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Solution

The fourth proportional to 349,538.13, 524,305.57 and 109,669.59 is: 164,503.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,538.13 : 524,305.57 = 109,669.59 : x
  2. Step 2: Convert to fraction form
    349,538.13/524,305.57 = 109,669.59/x
  3. Step 3: Cross multiply
    349,538.13x = 524,305.57 × 109,669.59
  4. Step 4: Simplify right side
    349,538.13x = 57,500,376,622.44
  5. Step 5: Solve for x
    x = 57,500,376,622.44/349,538.13
  6. Step 6: Final answer
    x = 164,503.87

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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.