Home / 97,630.24-146,278.20-53,288.12

Finding the Fourth Proportional to 97,630.24, 146,278.20 and 53,288.12

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Solution

The fourth proportional to 97,630.24, 146,278.20 and 53,288.12 is: 79,840.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,630.24 : 146,278.20 = 53,288.12 : x
  2. Step 2: Convert to fraction form
    97,630.24/146,278.20 = 53,288.12/x
  3. Step 3: Cross multiply
    97,630.24x = 146,278.20 × 53,288.12
  4. Step 4: Simplify right side
    97,630.24x = 7,794,890,274.98
  5. Step 5: Solve for x
    x = 7,794,890,274.98/97,630.24
  6. Step 6: Final answer
    x = 79,840.94

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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.