Home / 110,719.18-166,079.57-47,485.95

Finding the Fourth Proportional to 110,719.18, 166,079.57 and 47,485.95

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Solution

The fourth proportional to 110,719.18, 166,079.57 and 47,485.95 is: 71,229.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,719.18 : 166,079.57 = 47,485.95 : x
  2. Step 2: Convert to fraction form
    110,719.18/166,079.57 = 47,485.95/x
  3. Step 3: Cross multiply
    110,719.18x = 166,079.57 × 47,485.95
  4. Step 4: Simplify right side
    110,719.18x = 7,886,445,296.81
  5. Step 5: Solve for x
    x = 7,886,445,296.81/110,719.18
  6. Step 6: Final answer
    x = 71,229.26

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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.