Home / 146,319.66-201,937.50-82,661.54

Finding the Fourth Proportional to 146,319.66, 201,937.50 and 82,661.54

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Solution

The fourth proportional to 146,319.66, 201,937.50 and 82,661.54 is: 114,082.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,319.66 : 201,937.50 = 82,661.54 : x
  2. Step 2: Convert to fraction form
    146,319.66/201,937.50 = 82,661.54/x
  3. Step 3: Cross multiply
    146,319.66x = 201,937.50 × 82,661.54
  4. Step 4: Simplify right side
    146,319.66x = 16,692,464,733.75
  5. Step 5: Solve for x
    x = 16,692,464,733.75/146,319.66
  6. Step 6: Final answer
    x = 114,082.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.