Home / 292,556.13-438,849.39-92,892.15

Finding the Fourth Proportional to 292,556.13, 438,849.39 and 92,892.15

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Solution

The fourth proportional to 292,556.13, 438,849.39 and 92,892.15 is: 139,343.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,556.13 : 438,849.39 = 92,892.15 : x
  2. Step 2: Convert to fraction form
    292,556.13/438,849.39 = 92,892.15/x
  3. Step 3: Cross multiply
    292,556.13x = 438,849.39 × 92,892.15
  4. Step 4: Simplify right side
    292,556.13x = 40,765,663,363.29
  5. Step 5: Solve for x
    x = 40,765,663,363.29/292,556.13
  6. Step 6: Final answer
    x = 139,343.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.