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Finding the Fourth Proportional to 141,712.97, 212,599.44 and 46,937.79

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Solution

The fourth proportional to 141,712.97, 212,599.44 and 46,937.79 is: 70,416.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,712.97 : 212,599.44 = 46,937.79 : x
  2. Step 2: Convert to fraction form
    141,712.97/212,599.44 = 46,937.79/x
  3. Step 3: Cross multiply
    141,712.97x = 212,599.44 × 46,937.79
  4. Step 4: Simplify right side
    141,712.97x = 9,978,947,337.34
  5. Step 5: Solve for x
    x = 9,978,947,337.34/141,712.97
  6. Step 6: Final answer
    x = 70,416.61

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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.