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Finding the Fourth Proportional to 141,502.79, 212,291.06 and 41,659.71

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Solution

The fourth proportional to 141,502.79, 212,291.06 and 41,659.71 is: 62,500.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,502.79 : 212,291.06 = 41,659.71 : x
  2. Step 2: Convert to fraction form
    141,502.79/212,291.06 = 41,659.71/x
  3. Step 3: Cross multiply
    141,502.79x = 212,291.06 × 41,659.71
  4. Step 4: Simplify right side
    141,502.79x = 8,843,983,786.89
  5. Step 5: Solve for x
    x = 8,843,983,786.89/141,502.79
  6. Step 6: Final answer
    x = 62,500.42

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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.