Home / 136,934.52-205,387.74-37,090.68

Finding the Fourth Proportional to 136,934.52, 205,387.74 and 37,090.68

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Solution

The fourth proportional to 136,934.52, 205,387.74 and 37,090.68 is: 55,632.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,934.52 : 205,387.74 = 37,090.68 : x
  2. Step 2: Convert to fraction form
    136,934.52/205,387.74 = 37,090.68/x
  3. Step 3: Cross multiply
    136,934.52x = 205,387.74 × 37,090.68
  4. Step 4: Simplify right side
    136,934.52x = 7,617,970,940.26
  5. Step 5: Solve for x
    x = 7,617,970,940.26/136,934.52
  6. Step 6: Final answer
    x = 55,632.22

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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.