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Finding the Fourth Proportional to 50,955.41, 76,349.87 and 30,971.01

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Solution

The fourth proportional to 50,955.41, 76,349.87 and 30,971.01 is: 46,405.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,955.41 : 76,349.87 = 30,971.01 : x
  2. Step 2: Convert to fraction form
    50,955.41/76,349.87 = 30,971.01/x
  3. Step 3: Cross multiply
    50,955.41x = 76,349.87 × 30,971.01
  4. Step 4: Simplify right side
    50,955.41x = 2,364,632,587.27
  5. Step 5: Solve for x
    x = 2,364,632,587.27/50,955.41
  6. Step 6: Final answer
    x = 46,405.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.