Home / 110,870.28-166,346.72-66,528.85

Finding the Fourth Proportional to 110,870.28, 166,346.72 and 66,528.85

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Solution

The fourth proportional to 110,870.28, 166,346.72 and 66,528.85 is: 99,818.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,870.28 : 166,346.72 = 66,528.85 : x
  2. Step 2: Convert to fraction form
    110,870.28/166,346.72 = 66,528.85/x
  3. Step 3: Cross multiply
    110,870.28x = 166,346.72 × 66,528.85
  4. Step 4: Simplify right side
    110,870.28x = 11,066,855,982.87
  5. Step 5: Solve for x
    x = 11,066,855,982.87/110,870.28
  6. Step 6: Final answer
    x = 99,818.06

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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.