Home / 111,597.78-167,254.20-52,302.81

Finding the Fourth Proportional to 111,597.78, 167,254.20 and 52,302.81

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Solution

The fourth proportional to 111,597.78, 167,254.20 and 52,302.81 is: 78,387.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,597.78 : 167,254.20 = 52,302.81 : x
  2. Step 2: Convert to fraction form
    111,597.78/167,254.20 = 52,302.81/x
  3. Step 3: Cross multiply
    111,597.78x = 167,254.20 × 52,302.81
  4. Step 4: Simplify right side
    111,597.78x = 8,747,864,644.30
  5. Step 5: Solve for x
    x = 8,747,864,644.30/111,597.78
  6. Step 6: Final answer
    x = 78,387.44

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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.