Home / 230,308.03-345,199.98-140,151.91

Finding the Fourth Proportional to 230,308.03, 345,199.98 and 140,151.91

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Solution

The fourth proportional to 230,308.03, 345,199.98 and 140,151.91 is: 210,068.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,308.03 : 345,199.98 = 140,151.91 : x
  2. Step 2: Convert to fraction form
    230,308.03/345,199.98 = 140,151.91/x
  3. Step 3: Cross multiply
    230,308.03x = 345,199.98 × 140,151.91
  4. Step 4: Simplify right side
    230,308.03x = 48,380,436,528.96
  5. Step 5: Solve for x
    x = 48,380,436,528.96/230,308.03
  6. Step 6: Final answer
    x = 210,068.39

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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.