Home / 188,733.35-283,012.54-70,372.91

Finding the Fourth Proportional to 188,733.35, 283,012.54 and 70,372.91

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Solution

The fourth proportional to 188,733.35, 283,012.54 and 70,372.91 is: 105,526.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,733.35 : 283,012.54 = 70,372.91 : x
  2. Step 2: Convert to fraction form
    188,733.35/283,012.54 = 70,372.91/x
  3. Step 3: Cross multiply
    188,733.35x = 283,012.54 × 70,372.91
  4. Step 4: Simplify right side
    188,733.35x = 19,916,416,006.29
  5. Step 5: Solve for x
    x = 19,916,416,006.29/188,733.35
  6. Step 6: Final answer
    x = 105,526.74

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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.