Home / 67,638.26-93,324.02-43,736.18

Finding the Fourth Proportional to 67,638.26, 93,324.02 and 43,736.18

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Solution

The fourth proportional to 67,638.26, 93,324.02 and 43,736.18 is: 60,345.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,638.26 : 93,324.02 = 43,736.18 : x
  2. Step 2: Convert to fraction form
    67,638.26/93,324.02 = 43,736.18/x
  3. Step 3: Cross multiply
    67,638.26x = 93,324.02 × 43,736.18
  4. Step 4: Simplify right side
    67,638.26x = 4,081,636,137.04
  5. Step 5: Solve for x
    x = 4,081,636,137.04/67,638.26
  6. Step 6: Final answer
    x = 60,345.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.