Home / 188,237.04-259,767.40-103,359.52

Finding the Fourth Proportional to 188,237.04, 259,767.40 and 103,359.52

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Solution

The fourth proportional to 188,237.04, 259,767.40 and 103,359.52 is: 142,636.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,237.04 : 259,767.40 = 103,359.52 : x
  2. Step 2: Convert to fraction form
    188,237.04/259,767.40 = 103,359.52/x
  3. Step 3: Cross multiply
    188,237.04x = 259,767.40 × 103,359.52
  4. Step 4: Simplify right side
    188,237.04x = 26,849,433,775.65
  5. Step 5: Solve for x
    x = 26,849,433,775.65/188,237.04
  6. Step 6: Final answer
    x = 142,636.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.