Home / 301,372.64-452,044.11-111,869.90

Finding the Fourth Proportional to 301,372.64, 452,044.11 and 111,869.90

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Solution

The fourth proportional to 301,372.64, 452,044.11 and 111,869.90 is: 167,799.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,372.64 : 452,044.11 = 111,869.90 : x
  2. Step 2: Convert to fraction form
    301,372.64/452,044.11 = 111,869.90/x
  3. Step 3: Cross multiply
    301,372.64x = 452,044.11 × 111,869.90
  4. Step 4: Simplify right side
    301,372.64x = 50,570,129,381.29
  5. Step 5: Solve for x
    x = 50,570,129,381.29/301,372.64
  6. Step 6: Final answer
    x = 167,799.34

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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.