Home / 103,936.24-155,888.70-29,048.52

Finding the Fourth Proportional to 103,936.24, 155,888.70 and 29,048.52

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Solution

The fourth proportional to 103,936.24, 155,888.70 and 29,048.52 is: 43,568.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,936.24 : 155,888.70 = 29,048.52 : x
  2. Step 2: Convert to fraction form
    103,936.24/155,888.70 = 29,048.52/x
  3. Step 3: Cross multiply
    103,936.24x = 155,888.70 × 29,048.52
  4. Step 4: Simplify right side
    103,936.24x = 4,528,336,019.72
  5. Step 5: Solve for x
    x = 4,528,336,019.72/103,936.24
  6. Step 6: Final answer
    x = 43,568.40

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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.