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Finding the Fourth Proportional to 64,492.11, 96,702.65 and 34,541.46

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Solution

The fourth proportional to 64,492.11, 96,702.65 and 34,541.46 is: 51,793.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,492.11 : 96,702.65 = 34,541.46 : x
  2. Step 2: Convert to fraction form
    64,492.11/96,702.65 = 34,541.46/x
  3. Step 3: Cross multiply
    64,492.11x = 96,702.65 × 34,541.46
  4. Step 4: Simplify right side
    64,492.11x = 3,340,250,544.16
  5. Step 5: Solve for x
    x = 3,340,250,544.16/64,492.11
  6. Step 6: Final answer
    x = 51,793.17

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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.