Home / 97,709.32-146,464.92-38,586.64

Finding the Fourth Proportional to 97,709.32, 146,464.92 and 38,586.64

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Solution

The fourth proportional to 97,709.32, 146,464.92 and 38,586.64 is: 57,840.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,709.32 : 146,464.92 = 38,586.64 : x
  2. Step 2: Convert to fraction form
    97,709.32/146,464.92 = 38,586.64/x
  3. Step 3: Cross multiply
    97,709.32x = 146,464.92 × 38,586.64
  4. Step 4: Simplify right side
    97,709.32x = 5,651,589,140.67
  5. Step 5: Solve for x
    x = 5,651,589,140.67/97,709.32
  6. Step 6: Final answer
    x = 57,840.84

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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.