Home / 183,693.36-253,496.70-103,121.04

Finding the Fourth Proportional to 183,693.36, 253,496.70 and 103,121.04

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Solution

The fourth proportional to 183,693.36, 253,496.70 and 103,121.04 is: 142,306.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,693.36 : 253,496.70 = 103,121.04 : x
  2. Step 2: Convert to fraction form
    183,693.36/253,496.70 = 103,121.04/x
  3. Step 3: Cross multiply
    183,693.36x = 253,496.70 × 103,121.04
  4. Step 4: Simplify right side
    183,693.36x = 26,140,843,340.57
  5. Step 5: Solve for x
    x = 26,140,843,340.57/183,693.36
  6. Step 6: Final answer
    x = 142,306.96

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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.