Home / 84,869.04-117,106.26-49,052.15

Finding the Fourth Proportional to 84,869.04, 117,106.26 and 49,052.15

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Solution

The fourth proportional to 84,869.04, 117,106.26 and 49,052.15 is: 67,684.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,869.04 : 117,106.26 = 49,052.15 : x
  2. Step 2: Convert to fraction form
    84,869.04/117,106.26 = 49,052.15/x
  3. Step 3: Cross multiply
    84,869.04x = 117,106.26 × 49,052.15
  4. Step 4: Simplify right side
    84,869.04x = 5,744,313,831.46
  5. Step 5: Solve for x
    x = 5,744,313,831.46/84,869.04
  6. Step 6: Final answer
    x = 67,684.44

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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.