Home / 66,434.17-91,704.75-48,670.27

Finding the Fourth Proportional to 66,434.17, 91,704.75 and 48,670.27

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Solution

The fourth proportional to 66,434.17, 91,704.75 and 48,670.27 is: 67,183.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,434.17 : 91,704.75 = 48,670.27 : x
  2. Step 2: Convert to fraction form
    66,434.17/91,704.75 = 48,670.27/x
  3. Step 3: Cross multiply
    66,434.17x = 91,704.75 × 48,670.27
  4. Step 4: Simplify right side
    66,434.17x = 4,463,294,942.78
  5. Step 5: Solve for x
    x = 4,463,294,942.78/66,434.17
  6. Step 6: Final answer
    x = 67,183.72

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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.