Home / 272,645.10-376,242.92-151,786.41

Finding the Fourth Proportional to 272,645.10, 376,242.92 and 151,786.41

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Solution

The fourth proportional to 272,645.10, 376,242.92 and 151,786.41 is: 209,461.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,645.10 : 376,242.92 = 151,786.41 : x
  2. Step 2: Convert to fraction form
    272,645.10/376,242.92 = 151,786.41/x
  3. Step 3: Cross multiply
    272,645.10x = 376,242.92 × 151,786.41
  4. Step 4: Simplify right side
    272,645.10x = 57,108,561,355.79
  5. Step 5: Solve for x
    x = 57,108,561,355.79/272,645.10
  6. Step 6: Final answer
    x = 209,461.17

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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.