Home / 188,372.74-282,573.58-53,434.50

Finding the Fourth Proportional to 188,372.74, 282,573.58 and 53,434.50

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Solution

The fourth proportional to 188,372.74, 282,573.58 and 53,434.50 is: 80,155.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,372.74 : 282,573.58 = 53,434.50 : x
  2. Step 2: Convert to fraction form
    188,372.74/282,573.58 = 53,434.50/x
  3. Step 3: Cross multiply
    188,372.74x = 282,573.58 × 53,434.50
  4. Step 4: Simplify right side
    188,372.74x = 15,099,177,960.51
  5. Step 5: Solve for x
    x = 15,099,177,960.51/188,372.74
  6. Step 6: Final answer
    x = 80,155.85

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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.