Home / 109,344.79-163,992.57-39,224.10

Finding the Fourth Proportional to 109,344.79, 163,992.57 and 39,224.10

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Solution

The fourth proportional to 109,344.79, 163,992.57 and 39,224.10 is: 58,827.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,344.79 : 163,992.57 = 39,224.10 : x
  2. Step 2: Convert to fraction form
    109,344.79/163,992.57 = 39,224.10/x
  3. Step 3: Cross multiply
    109,344.79x = 163,992.57 × 39,224.10
  4. Step 4: Simplify right side
    109,344.79x = 6,432,460,841.31
  5. Step 5: Solve for x
    x = 6,432,460,841.31/109,344.79
  6. Step 6: Final answer
    x = 58,827.32

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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.