Home / 165,934.71-248,831.85-91,033.47

Finding the Fourth Proportional to 165,934.71, 248,831.85 and 91,033.47

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Solution

The fourth proportional to 165,934.71, 248,831.85 and 91,033.47 is: 136,511.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,934.71 : 248,831.85 = 91,033.47 : x
  2. Step 2: Convert to fraction form
    165,934.71/248,831.85 = 91,033.47/x
  3. Step 3: Cross multiply
    165,934.71x = 248,831.85 × 91,033.47
  4. Step 4: Simplify right side
    165,934.71x = 22,652,026,752.02
  5. Step 5: Solve for x
    x = 22,652,026,752.02/165,934.71
  6. Step 6: Final answer
    x = 136,511.68

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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.