Home / 103,836.02-155,754.04-28,953.14

Finding the Fourth Proportional to 103,836.02, 155,754.04 and 28,953.14

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Solution

The fourth proportional to 103,836.02, 155,754.04 and 28,953.14 is: 43,429.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,836.02 : 155,754.04 = 28,953.14 : x
  2. Step 2: Convert to fraction form
    103,836.02/155,754.04 = 28,953.14/x
  3. Step 3: Cross multiply
    103,836.02x = 155,754.04 × 28,953.14
  4. Step 4: Simplify right side
    103,836.02x = 4,509,568,525.69
  5. Step 5: Solve for x
    x = 4,509,568,525.69/103,836.02
  6. Step 6: Final answer
    x = 43,429.71

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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.