Home / 124,433.11-186,649.62-30,938.86

Finding the Fourth Proportional to 124,433.11, 186,649.62 and 30,938.86

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Solution

The fourth proportional to 124,433.11, 186,649.62 and 30,938.86 is: 46,408.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,433.11 : 186,649.62 = 30,938.86 : x
  2. Step 2: Convert to fraction form
    124,433.11/186,649.62 = 30,938.86/x
  3. Step 3: Cross multiply
    124,433.11x = 186,649.62 × 30,938.86
  4. Step 4: Simplify right side
    124,433.11x = 5,774,726,579.52
  5. Step 5: Solve for x
    x = 5,774,726,579.52/124,433.11
  6. Step 6: Final answer
    x = 46,408.28

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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.