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Finding the Fourth Proportional to 46,812, 70,223.94 and 17,250.45

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Solution

The fourth proportional to 46,812, 70,223.94 and 17,250.45 is: 25,877.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,812 : 70,223.94 = 17,250.45 : x
  2. Step 2: Convert to fraction form
    46,812/70,223.94 = 17,250.45/x
  3. Step 3: Cross multiply
    46,812x = 70,223.94 × 17,250.45
  4. Step 4: Simplify right side
    46,812x = 1,211,394,565.77
  5. Step 5: Solve for x
    x = 1,211,394,565.77/46,812
  6. Step 6: Final answer
    x = 25,877.86

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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.