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Finding the Fourth Proportional to 111,742.03, 167,609.34 and 48,562.22

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Solution

The fourth proportional to 111,742.03, 167,609.34 and 48,562.22 is: 72,841.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,742.03 : 167,609.34 = 48,562.22 : x
  2. Step 2: Convert to fraction form
    111,742.03/167,609.34 = 48,562.22/x
  3. Step 3: Cross multiply
    111,742.03x = 167,609.34 × 48,562.22
  4. Step 4: Simplify right side
    111,742.03x = 8,139,481,643.13
  5. Step 5: Solve for x
    x = 8,139,481,643.13/111,742.03
  6. Step 6: Final answer
    x = 72,841.72

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1.5x scale

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.