Home / 135,977.52-187,646.14-75,544.62

Finding the Fourth Proportional to 135,977.52, 187,646.14 and 75,544.62

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Solution

The fourth proportional to 135,977.52, 187,646.14 and 75,544.62 is: 104,250.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,977.52 : 187,646.14 = 75,544.62 : x
  2. Step 2: Convert to fraction form
    135,977.52/187,646.14 = 75,544.62/x
  3. Step 3: Cross multiply
    135,977.52x = 187,646.14 × 75,544.62
  4. Step 4: Simplify right side
    135,977.52x = 14,175,656,340.77
  5. Step 5: Solve for x
    x = 14,175,656,340.77/135,977.52
  6. Step 6: Final answer
    x = 104,250.00

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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.