Home / 272,291.78-375,501.87-180,265.38

Finding the Fourth Proportional to 272,291.78, 375,501.87 and 180,265.38

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Solution

The fourth proportional to 272,291.78, 375,501.87 and 180,265.38 is: 248,593.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,291.78 : 375,501.87 = 180,265.38 : x
  2. Step 2: Convert to fraction form
    272,291.78/375,501.87 = 180,265.38/x
  3. Step 3: Cross multiply
    272,291.78x = 375,501.87 × 180,265.38
  4. Step 4: Simplify right side
    272,291.78x = 67,689,987,286.26
  5. Step 5: Solve for x
    x = 67,689,987,286.26/272,291.78
  6. Step 6: Final answer
    x = 248,593.58

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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.