Home / 101,785.14-152,688.20-35,225.17

Finding the Fourth Proportional to 101,785.14, 152,688.20 and 35,225.17

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Solution

The fourth proportional to 101,785.14, 152,688.20 and 35,225.17 is: 52,841.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,785.14 : 152,688.20 = 35,225.17 : x
  2. Step 2: Convert to fraction form
    101,785.14/152,688.20 = 35,225.17/x
  3. Step 3: Cross multiply
    101,785.14x = 152,688.20 × 35,225.17
  4. Step 4: Simplify right side
    101,785.14x = 5,378,467,801.99
  5. Step 5: Solve for x
    x = 5,378,467,801.99/101,785.14
  6. Step 6: Final answer
    x = 52,841.39

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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.