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Finding the Fourth Proportional to 141,684.60, 212,549.91 and 41,854.84

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Solution

The fourth proportional to 141,684.60, 212,549.91 and 41,854.84 is: 62,789.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,684.60 : 212,549.91 = 41,854.84 : x
  2. Step 2: Convert to fraction form
    141,684.60/212,549.91 = 41,854.84/x
  3. Step 3: Cross multiply
    141,684.60x = 212,549.91 × 41,854.84
  4. Step 4: Simplify right side
    141,684.60x = 8,896,242,475.06
  5. Step 5: Solve for x
    x = 8,896,242,475.06/141,684.60
  6. Step 6: Final answer
    x = 62,789.06

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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.