Home / 305,401.33-458,131.16-94,982.77

Finding the Fourth Proportional to 305,401.33, 458,131.16 and 94,982.77

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Solution

The fourth proportional to 305,401.33, 458,131.16 and 94,982.77 is: 142,483.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,401.33 : 458,131.16 = 94,982.77 : x
  2. Step 2: Convert to fraction form
    305,401.33/458,131.16 = 94,982.77/x
  3. Step 3: Cross multiply
    305,401.33x = 458,131.16 × 94,982.77
  4. Step 4: Simplify right side
    305,401.33x = 43,514,566,600.11
  5. Step 5: Solve for x
    x = 43,514,566,600.11/305,401.33
  6. Step 6: Final answer
    x = 142,483.23

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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.