Home / 272,843.19-376,522.92-151,983.21

Finding the Fourth Proportional to 272,843.19, 376,522.92 and 151,983.21

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Solution

The fourth proportional to 272,843.19, 376,522.92 and 151,983.21 is: 209,736.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,843.19 : 376,522.92 = 151,983.21 : x
  2. Step 2: Convert to fraction form
    272,843.19/376,522.92 = 151,983.21/x
  3. Step 3: Cross multiply
    272,843.19x = 376,522.92 × 151,983.21
  4. Step 4: Simplify right side
    272,843.19x = 57,225,162,020.17
  5. Step 5: Solve for x
    x = 57,225,162,020.17/272,843.19
  6. Step 6: Final answer
    x = 209,736.45

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1.5x scale

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.