Home / 141,165.75-211,748.63-42,669.75

Finding the Fourth Proportional to 141,165.75, 211,748.63 and 42,669.75

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Solution

The fourth proportional to 141,165.75, 211,748.63 and 42,669.75 is: 64,004.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,165.75 : 211,748.63 = 42,669.75 : x
  2. Step 2: Convert to fraction form
    141,165.75/211,748.63 = 42,669.75/x
  3. Step 3: Cross multiply
    141,165.75x = 211,748.63 × 42,669.75
  4. Step 4: Simplify right side
    141,165.75x = 9,035,260,891.59
  5. Step 5: Solve for x
    x = 9,035,260,891.59/141,165.75
  6. Step 6: Final answer
    x = 64,004.63

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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.