Home / 149,929.38-224,893.98-39,121.38

Finding the Fourth Proportional to 149,929.38, 224,893.98 and 39,121.38

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Solution

The fourth proportional to 149,929.38, 224,893.98 and 39,121.38 is: 58,682.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,929.38 : 224,893.98 = 39,121.38 : x
  2. Step 2: Convert to fraction form
    149,929.38/224,893.98 = 39,121.38/x
  3. Step 3: Cross multiply
    149,929.38x = 224,893.98 × 39,121.38
  4. Step 4: Simplify right side
    149,929.38x = 8,798,162,851.29
  5. Step 5: Solve for x
    x = 8,798,162,851.29/149,929.38
  6. Step 6: Final answer
    x = 58,682.05

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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.