Home / 166,812.64-230,143.92-95,140.96

Finding the Fourth Proportional to 166,812.64, 230,143.92 and 95,140.96

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Solution

The fourth proportional to 166,812.64, 230,143.92 and 95,140.96 is: 131,261.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,812.64 : 230,143.92 = 95,140.96 : x
  2. Step 2: Convert to fraction form
    166,812.64/230,143.92 = 95,140.96/x
  3. Step 3: Cross multiply
    166,812.64x = 230,143.92 × 95,140.96
  4. Step 4: Simplify right side
    166,812.64x = 21,896,113,486.96
  5. Step 5: Solve for x
    x = 21,896,113,486.96/166,812.64
  6. Step 6: Final answer
    x = 131,261.72

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1.5x scale

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.