Home / 183,552.37-253,306.16-102,985.72

Finding the Fourth Proportional to 183,552.37, 253,306.16 and 102,985.72

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Solution

The fourth proportional to 183,552.37, 253,306.16 and 102,985.72 is: 142,122.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,552.37 : 253,306.16 = 102,985.72 : x
  2. Step 2: Convert to fraction form
    183,552.37/253,306.16 = 102,985.72/x
  3. Step 3: Cross multiply
    183,552.37x = 253,306.16 × 102,985.72
  4. Step 4: Simplify right side
    183,552.37x = 26,086,917,268.04
  5. Step 5: Solve for x
    x = 26,086,917,268.04/183,552.37
  6. Step 6: Final answer
    x = 142,122.48

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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.