Home / 188,732.35-283,011.04-70,371.91

Finding the Fourth Proportional to 188,732.35, 283,011.04 and 70,371.91

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Solution

The fourth proportional to 188,732.35, 283,011.04 and 70,371.91 is: 105,525.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,732.35 : 283,011.04 = 70,371.91 : x
  2. Step 2: Convert to fraction form
    188,732.35/283,011.04 = 70,371.91/x
  3. Step 3: Cross multiply
    188,732.35x = 283,011.04 × 70,371.91
  4. Step 4: Simplify right side
    188,732.35x = 19,916,027,435.89
  5. Step 5: Solve for x
    x = 19,916,027,435.89/188,732.35
  6. Step 6: Final answer
    x = 105,525.24

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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.