Home / 83,053.47-114,622.20-49,072.95

Finding the Fourth Proportional to 83,053.47, 114,622.20 and 49,072.95

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Solution

The fourth proportional to 83,053.47, 114,622.20 and 49,072.95 is: 67,725.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,053.47 : 114,622.20 = 49,072.95 : x
  2. Step 2: Convert to fraction form
    83,053.47/114,622.20 = 49,072.95/x
  3. Step 3: Cross multiply
    83,053.47x = 114,622.20 × 49,072.95
  4. Step 4: Simplify right side
    83,053.47x = 5,624,849,489.49
  5. Step 5: Solve for x
    x = 5,624,849,489.49/83,053.47
  6. Step 6: Final answer
    x = 67,725.64

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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.