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Finding the Fourth Proportional to 141,262.76, 211,903.14 and 41,421.08

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Solution

The fourth proportional to 141,262.76, 211,903.14 and 41,421.08 is: 62,134.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,262.76 : 211,903.14 = 41,421.08 : x
  2. Step 2: Convert to fraction form
    141,262.76/211,903.14 = 41,421.08/x
  3. Step 3: Cross multiply
    141,262.76x = 211,903.14 × 41,421.08
  4. Step 4: Simplify right side
    141,262.76x = 8,777,256,914.19
  5. Step 5: Solve for x
    x = 8,777,256,914.19/141,262.76
  6. Step 6: Final answer
    x = 62,134.26

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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.