Home / 272,667.09-376,183.17-157,883.07

Finding the Fourth Proportional to 272,667.09, 376,183.17 and 157,883.07

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Solution

The fourth proportional to 272,667.09, 376,183.17 and 157,883.07 is: 217,822.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,667.09 : 376,183.17 = 157,883.07 : x
  2. Step 2: Convert to fraction form
    272,667.09/376,183.17 = 157,883.07/x
  3. Step 3: Cross multiply
    272,667.09x = 376,183.17 × 157,883.07
  4. Step 4: Simplify right side
    272,667.09x = 59,392,953,761.93
  5. Step 5: Solve for x
    x = 59,392,953,761.93/272,667.09
  6. Step 6: Final answer
    x = 217,822.23

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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.