Home / 111,079.20-166,643.10-44,502.60

Finding the Fourth Proportional to 111,079.20, 166,643.10 and 44,502.60

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Solution

The fourth proportional to 111,079.20, 166,643.10 and 44,502.60 is: 66,763.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,079.20 : 166,643.10 = 44,502.60 : x
  2. Step 2: Convert to fraction form
    111,079.20/166,643.10 = 44,502.60/x
  3. Step 3: Cross multiply
    111,079.20x = 166,643.10 × 44,502.60
  4. Step 4: Simplify right side
    111,079.20x = 7,416,051,222.06
  5. Step 5: Solve for x
    x = 7,416,051,222.06/111,079.20
  6. Step 6: Final answer
    x = 66,763.64

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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.