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Finding the Fourth Proportional to 141,297.81, 211,947.90 and 41,459.64

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Solution

The fourth proportional to 141,297.81, 211,947.90 and 41,459.64 is: 62,189.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,297.81 : 211,947.90 = 41,459.64 : x
  2. Step 2: Convert to fraction form
    141,297.81/211,947.90 = 41,459.64/x
  3. Step 3: Cross multiply
    141,297.81x = 211,947.90 × 41,459.64
  4. Step 4: Simplify right side
    141,297.81x = 8,787,283,632.76
  5. Step 5: Solve for x
    x = 8,787,283,632.76/141,297.81
  6. Step 6: Final answer
    x = 62,189.81

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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.