Home / 272,879.11-376,572.23-152,013.25

Finding the Fourth Proportional to 272,879.11, 376,572.23 and 152,013.25

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Solution

The fourth proportional to 272,879.11, 376,572.23 and 152,013.25 is: 209,777.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,879.11 : 376,572.23 = 152,013.25 : x
  2. Step 2: Convert to fraction form
    272,879.11/376,572.23 = 152,013.25/x
  3. Step 3: Cross multiply
    272,879.11x = 376,572.23 × 152,013.25
  4. Step 4: Simplify right side
    272,879.11x = 57,243,967,781.98
  5. Step 5: Solve for x
    x = 57,243,967,781.98/272,879.11
  6. Step 6: Final answer
    x = 209,777.76

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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.