Home / 183,885.04-253,786.94-103,318.80

Finding the Fourth Proportional to 183,885.04, 253,786.94 and 103,318.80

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Solution

The fourth proportional to 183,885.04, 253,786.94 and 103,318.80 is: 142,594.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,885.04 : 253,786.94 = 103,318.80 : x
  2. Step 2: Convert to fraction form
    183,885.04/253,786.94 = 103,318.80/x
  3. Step 3: Cross multiply
    183,885.04x = 253,786.94 × 103,318.80
  4. Step 4: Simplify right side
    183,885.04x = 26,220,960,310.94
  5. Step 5: Solve for x
    x = 26,220,960,310.94/183,885.04
  6. Step 6: Final answer
    x = 142,594.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.