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Finding the Fourth Proportional to 50,999.76, 70,316.40 and 33,966.68

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Solution

The fourth proportional to 50,999.76, 70,316.40 and 33,966.68 is: 46,831.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,999.76 : 70,316.40 = 33,966.68 : x
  2. Step 2: Convert to fraction form
    50,999.76/70,316.40 = 33,966.68/x
  3. Step 3: Cross multiply
    50,999.76x = 70,316.40 × 33,966.68
  4. Step 4: Simplify right side
    50,999.76x = 2,388,414,433.35
  5. Step 5: Solve for x
    x = 2,388,414,433.35/50,999.76
  6. Step 6: Final answer
    x = 46,831.88

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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.