Home / 272,781.92-376,450.73-151,923.20

Finding the Fourth Proportional to 272,781.92, 376,450.73 and 151,923.20

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Solution

The fourth proportional to 272,781.92, 376,450.73 and 151,923.20 is: 209,660.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,781.92 : 376,450.73 = 151,923.20 : x
  2. Step 2: Convert to fraction form
    272,781.92/376,450.73 = 151,923.20/x
  3. Step 3: Cross multiply
    272,781.92x = 376,450.73 × 151,923.20
  4. Step 4: Simplify right side
    272,781.92x = 57,191,596,902.07
  5. Step 5: Solve for x
    x = 57,191,596,902.07/272,781.92
  6. Step 6: Final answer
    x = 209,660.52

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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.