Home / 124,886.09-187,279.83-49,992.28

Finding the Fourth Proportional to 124,886.09, 187,279.83 and 49,992.28

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Solution

The fourth proportional to 124,886.09, 187,279.83 and 49,992.28 is: 74,968.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,886.09 : 187,279.83 = 49,992.28 : x
  2. Step 2: Convert to fraction form
    124,886.09/187,279.83 = 49,992.28/x
  3. Step 3: Cross multiply
    124,886.09x = 187,279.83 × 49,992.28
  4. Step 4: Simplify right side
    124,886.09x = 9,362,545,231.51
  5. Step 5: Solve for x
    x = 9,362,545,231.51/124,886.09
  6. Step 6: Final answer
    x = 74,968.68

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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.