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Finding the Fourth Proportional to 141,657.42, 212,509.21 and 41,827.69

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Solution

The fourth proportional to 141,657.42, 212,509.21 and 41,827.69 is: 62,748.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,657.42 : 212,509.21 = 41,827.69 : x
  2. Step 2: Convert to fraction form
    141,657.42/212,509.21 = 41,827.69/x
  3. Step 3: Cross multiply
    141,657.42x = 212,509.21 × 41,827.69
  4. Step 4: Simplify right side
    141,657.42x = 8,888,769,358.02
  5. Step 5: Solve for x
    x = 8,888,769,358.02/141,657.42
  6. Step 6: Final answer
    x = 62,748.35

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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.