Home / 84,063.42-115,954.71-50,047.74

Finding the Fourth Proportional to 84,063.42, 115,954.71 and 50,047.74

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Solution

The fourth proportional to 84,063.42, 115,954.71 and 50,047.74 is: 69,034.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,063.42 : 115,954.71 = 50,047.74 : x
  2. Step 2: Convert to fraction form
    84,063.42/115,954.71 = 50,047.74/x
  3. Step 3: Cross multiply
    84,063.42x = 115,954.71 × 50,047.74
  4. Step 4: Simplify right side
    84,063.42x = 5,803,271,177.86
  5. Step 5: Solve for x
    x = 5,803,271,177.86/84,063.42
  6. Step 6: Final answer
    x = 69,034.44

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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.