Home / 272,872.10-376,570.14-152,015.38

Finding the Fourth Proportional to 272,872.10, 376,570.14 and 152,015.38

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Solution

The fourth proportional to 272,872.10, 376,570.14 and 152,015.38 is: 209,784.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,872.10 : 376,570.14 = 152,015.38 : x
  2. Step 2: Convert to fraction form
    272,872.10/376,570.14 = 152,015.38/x
  3. Step 3: Cross multiply
    272,872.10x = 376,570.14 × 152,015.38
  4. Step 4: Simplify right side
    272,872.10x = 57,244,452,928.75
  5. Step 5: Solve for x
    x = 57,244,452,928.75/272,872.10
  6. Step 6: Final answer
    x = 209,784.92

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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.