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Finding the Fourth Proportional to 61,359.36, 91,904.13 and 50,708.67

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Solution

The fourth proportional to 61,359.36, 91,904.13 and 50,708.67 is: 75,951.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,359.36 : 91,904.13 = 50,708.67 : x
  2. Step 2: Convert to fraction form
    61,359.36/91,904.13 = 50,708.67/x
  3. Step 3: Cross multiply
    61,359.36x = 91,904.13 × 50,708.67
  4. Step 4: Simplify right side
    61,359.36x = 4,660,336,199.81
  5. Step 5: Solve for x
    x = 4,660,336,199.81/61,359.36
  6. Step 6: Final answer
    x = 75,951.51

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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.