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Finding the Fourth Proportional to 61,358.35, 91,902.63 and 50,707.66

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Solution

The fourth proportional to 61,358.35, 91,902.63 and 50,707.66 is: 75,950.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,358.35 : 91,902.63 = 50,707.66 : x
  2. Step 2: Convert to fraction form
    61,358.35/91,902.63 = 50,707.66/x
  3. Step 3: Cross multiply
    61,358.35x = 91,902.63 × 50,707.66
  4. Step 4: Simplify right side
    61,358.35x = 4,660,167,315.15
  5. Step 5: Solve for x
    x = 4,660,167,315.15/61,358.35
  6. Step 6: Final answer
    x = 75,950.01

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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.