Home / 97,485.24-146,286.12-89,553.72

Finding the Fourth Proportional to 97,485.24, 146,286.12 and 89,553.72

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Solution

The fourth proportional to 97,485.24, 146,286.12 and 89,553.72 is: 134,384.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,485.24 : 146,286.12 = 89,553.72 : x
  2. Step 2: Convert to fraction form
    97,485.24/146,286.12 = 89,553.72/x
  3. Step 3: Cross multiply
    97,485.24x = 146,286.12 × 89,553.72
  4. Step 4: Simplify right side
    97,485.24x = 13,100,466,230.37
  5. Step 5: Solve for x
    x = 13,100,466,230.37/97,485.24
  6. Step 6: Final answer
    x = 134,384.10

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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.