Home / 102,140.73-153,238.77-35,584.65

Finding the Fourth Proportional to 102,140.73, 153,238.77 and 35,584.65

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Solution

The fourth proportional to 102,140.73, 153,238.77 and 35,584.65 is: 53,386.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,140.73 : 153,238.77 = 35,584.65 : x
  2. Step 2: Convert to fraction form
    102,140.73/153,238.77 = 35,584.65/x
  3. Step 3: Cross multiply
    102,140.73x = 153,238.77 × 35,584.65
  4. Step 4: Simplify right side
    102,140.73x = 5,452,947,996.88
  5. Step 5: Solve for x
    x = 5,452,947,996.88/102,140.73
  6. Step 6: Final answer
    x = 53,386.62

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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.