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Finding the Fourth Proportional to 65,750.05, 98,495.16 and 43,496.11

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Solution

The fourth proportional to 65,750.05, 98,495.16 and 43,496.11 is: 65,158.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,750.05 : 98,495.16 = 43,496.11 : x
  2. Step 2: Convert to fraction form
    65,750.05/98,495.16 = 43,496.11/x
  3. Step 3: Cross multiply
    65,750.05x = 98,495.16 × 43,496.11
  4. Step 4: Simplify right side
    65,750.05x = 4,284,156,313.83
  5. Step 5: Solve for x
    x = 4,284,156,313.83/65,750.05
  6. Step 6: Final answer
    x = 65,158.22

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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.