Home / 272,809.06-376,495.43-165,383.62

Finding the Fourth Proportional to 272,809.06, 376,495.43 and 165,383.62

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Solution

The fourth proportional to 272,809.06, 376,495.43 and 165,383.62 is: 228,240.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,809.06 : 376,495.43 = 165,383.62 : x
  2. Step 2: Convert to fraction form
    272,809.06/376,495.43 = 165,383.62/x
  3. Step 3: Cross multiply
    272,809.06x = 376,495.43 × 165,383.62
  4. Step 4: Simplify right side
    272,809.06x = 62,266,174,417.46
  5. Step 5: Solve for x
    x = 62,266,174,417.46/272,809.06
  6. Step 6: Final answer
    x = 228,240.86

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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.