Home / 111,701.03-167,563.76-48,477.69

Finding the Fourth Proportional to 111,701.03, 167,563.76 and 48,477.69

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Solution

The fourth proportional to 111,701.03, 167,563.76 and 48,477.69 is: 72,721.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,701.03 : 167,563.76 = 48,477.69 : x
  2. Step 2: Convert to fraction form
    111,701.03/167,563.76 = 48,477.69/x
  3. Step 3: Cross multiply
    111,701.03x = 167,563.76 × 48,477.69
  4. Step 4: Simplify right side
    111,701.03x = 8,123,103,770.13
  5. Step 5: Solve for x
    x = 8,123,103,770.13/111,701.03
  6. Step 6: Final answer
    x = 72,721.84

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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.