Home / 92,301.24-138,364.32-29,928

Finding the Fourth Proportional to 92,301.24, 138,364.32 and 29,928

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Solution

The fourth proportional to 92,301.24, 138,364.32 and 29,928 is: 44,863.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,301.24 : 138,364.32 = 29,928 : x
  2. Step 2: Convert to fraction form
    92,301.24/138,364.32 = 29,928/x
  3. Step 3: Cross multiply
    92,301.24x = 138,364.32 × 29,928
  4. Step 4: Simplify right side
    92,301.24x = 4,140,967,368.96
  5. Step 5: Solve for x
    x = 4,140,967,368.96/92,301.24
  6. Step 6: Final answer
    x = 44,863.62

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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.