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Finding the Fourth Proportional to 50,907.60, 70,288.92 and 33,951.88

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Solution

The fourth proportional to 50,907.60, 70,288.92 and 33,951.88 is: 46,877.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,907.60 : 70,288.92 = 33,951.88 : x
  2. Step 2: Convert to fraction form
    50,907.60/70,288.92 = 33,951.88/x
  3. Step 3: Cross multiply
    50,907.60x = 70,288.92 × 33,951.88
  4. Step 4: Simplify right side
    50,907.60x = 2,386,440,977.17
  5. Step 5: Solve for x
    x = 2,386,440,977.17/50,907.60
  6. Step 6: Final answer
    x = 46,877.89

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1.5x scale

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.