Home / 234,177.48-323,172.74-143,515.92

Finding the Fourth Proportional to 234,177.48, 323,172.74 and 143,515.92

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Solution

The fourth proportional to 234,177.48, 323,172.74 and 143,515.92 is: 198,056.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,177.48 : 323,172.74 = 143,515.92 : x
  2. Step 2: Convert to fraction form
    234,177.48/323,172.74 = 143,515.92/x
  3. Step 3: Cross multiply
    234,177.48x = 323,172.74 × 143,515.92
  4. Step 4: Simplify right side
    234,177.48x = 46,380,433,100.02
  5. Step 5: Solve for x
    x = 46,380,433,100.02/234,177.48
  6. Step 6: Final answer
    x = 198,056.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.