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Finding the Fourth Proportional to 64,541.22, 89,068.03 and 35,863.53

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Solution

The fourth proportional to 64,541.22, 89,068.03 and 35,863.53 is: 49,492.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,541.22 : 89,068.03 = 35,863.53 : x
  2. Step 2: Convert to fraction form
    64,541.22/89,068.03 = 35,863.53/x
  3. Step 3: Cross multiply
    64,541.22x = 89,068.03 × 35,863.53
  4. Step 4: Simplify right side
    64,541.22x = 3,194,293,876.29
  5. Step 5: Solve for x
    x = 3,194,293,876.29/64,541.22
  6. Step 6: Final answer
    x = 49,492.31

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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.