Home / 202,570.48-279,549.41-111,924.19

Finding the Fourth Proportional to 202,570.48, 279,549.41 and 111,924.19

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Solution

The fourth proportional to 202,570.48, 279,549.41 and 111,924.19 is: 154,456.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,570.48 : 279,549.41 = 111,924.19 : x
  2. Step 2: Convert to fraction form
    202,570.48/279,549.41 = 111,924.19/x
  3. Step 3: Cross multiply
    202,570.48x = 279,549.41 × 111,924.19
  4. Step 4: Simplify right side
    202,570.48x = 31,288,341,279.23
  5. Step 5: Solve for x
    x = 31,288,341,279.23/202,570.48
  6. Step 6: Final answer
    x = 154,456.57

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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.