Home / 230,176.89-345,489.50-141,603.39

Finding the Fourth Proportional to 230,176.89, 345,489.50 and 141,603.39

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Solution

The fourth proportional to 230,176.89, 345,489.50 and 141,603.39 is: 212,542.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,176.89 : 345,489.50 = 141,603.39 : x
  2. Step 2: Convert to fraction form
    230,176.89/345,489.50 = 141,603.39/x
  3. Step 3: Cross multiply
    230,176.89x = 345,489.50 × 141,603.39
  4. Step 4: Simplify right side
    230,176.89x = 48,922,484,763.41
  5. Step 5: Solve for x
    x = 48,922,484,763.41/230,176.89
  6. Step 6: Final answer
    x = 212,542.99

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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.