Home / 97,165.45-145,766.64-34,003.54

Finding the Fourth Proportional to 97,165.45, 145,766.64 and 34,003.54

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Solution

The fourth proportional to 97,165.45, 145,766.64 and 34,003.54 is: 51,011.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,165.45 : 145,766.64 = 34,003.54 : x
  2. Step 2: Convert to fraction form
    97,165.45/145,766.64 = 34,003.54/x
  3. Step 3: Cross multiply
    97,165.45x = 145,766.64 × 34,003.54
  4. Step 4: Simplify right side
    97,165.45x = 4,956,581,773.91
  5. Step 5: Solve for x
    x = 4,956,581,773.91/97,165.45
  6. Step 6: Final answer
    x = 51,011.77

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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.