Home / 130,200.35-195,300.52-123,551.87

Finding the Fourth Proportional to 130,200.35, 195,300.52 and 123,551.87

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Solution

The fourth proportional to 130,200.35, 195,300.52 and 123,551.87 is: 185,327.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,200.35 : 195,300.52 = 123,551.87 : x
  2. Step 2: Convert to fraction form
    130,200.35/195,300.52 = 123,551.87/x
  3. Step 3: Cross multiply
    130,200.35x = 195,300.52 × 123,551.87
  4. Step 4: Simplify right side
    130,200.35x = 24,129,743,172.59
  5. Step 5: Solve for x
    x = 24,129,743,172.59/130,200.35
  6. Step 6: Final answer
    x = 185,327.80

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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.