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Finding the Fourth Proportional to 46,376.88, 69,441.72 and 31,614.72

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Solution

The fourth proportional to 46,376.88, 69,441.72 and 31,614.72 is: 47,337.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,376.88 : 69,441.72 = 31,614.72 : x
  2. Step 2: Convert to fraction form
    46,376.88/69,441.72 = 31,614.72/x
  3. Step 3: Cross multiply
    46,376.88x = 69,441.72 × 31,614.72
  4. Step 4: Simplify right side
    46,376.88x = 2,195,380,534.12
  5. Step 5: Solve for x
    x = 2,195,380,534.12/46,376.88
  6. Step 6: Final answer
    x = 47,337.82

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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.