Home / 97,035.72-145,553.52-43,665.30

Finding the Fourth Proportional to 97,035.72, 145,553.52 and 43,665.30

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Solution

The fourth proportional to 97,035.72, 145,553.52 and 43,665.30 is: 65,497.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,035.72 : 145,553.52 = 43,665.30 : x
  2. Step 2: Convert to fraction form
    97,035.72/145,553.52 = 43,665.30/x
  3. Step 3: Cross multiply
    97,035.72x = 145,553.52 × 43,665.30
  4. Step 4: Simplify right side
    97,035.72x = 6,355,638,116.86
  5. Step 5: Solve for x
    x = 6,355,638,116.86/97,035.72
  6. Step 6: Final answer
    x = 65,497.92

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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.