Home / 231,026.20-346,539.30-126,050.20

Finding the Fourth Proportional to 231,026.20, 346,539.30 and 126,050.20

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Solution

The fourth proportional to 231,026.20, 346,539.30 and 126,050.20 is: 189,075.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,026.20 : 346,539.30 = 126,050.20 : x
  2. Step 2: Convert to fraction form
    231,026.20/346,539.30 = 126,050.20/x
  3. Step 3: Cross multiply
    231,026.20x = 346,539.30 × 126,050.20
  4. Step 4: Simplify right side
    231,026.20x = 43,681,348,072.86
  5. Step 5: Solve for x
    x = 43,681,348,072.86/231,026.20
  6. Step 6: Final answer
    x = 189,075.30

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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.