Home / 241,427.10-361,996.65-147,999.90

Finding the Fourth Proportional to 241,427.10, 361,996.65 and 147,999.90

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Solution

The fourth proportional to 241,427.10, 361,996.65 and 147,999.90 is: 221,911.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,427.10 : 361,996.65 = 147,999.90 : x
  2. Step 2: Convert to fraction form
    241,427.10/361,996.65 = 147,999.90/x
  3. Step 3: Cross multiply
    241,427.10x = 361,996.65 × 147,999.90
  4. Step 4: Simplify right side
    241,427.10x = 53,575,468,000.34
  5. Step 5: Solve for x
    x = 53,575,468,000.34/241,427.10
  6. Step 6: Final answer
    x = 221,911.57

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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.