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Finding the Fourth Proportional to 141,012, 211,497.18 and 41,145.39

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Solution

The fourth proportional to 141,012, 211,497.18 and 41,145.39 is: 61,712.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,012 : 211,497.18 = 41,145.39 : x
  2. Step 2: Convert to fraction form
    141,012/211,497.18 = 41,145.39/x
  3. Step 3: Cross multiply
    141,012x = 211,497.18 × 41,145.39
  4. Step 4: Simplify right side
    141,012x = 8,702,133,955.00
  5. Step 5: Solve for x
    x = 8,702,133,955.00/141,012
  6. Step 6: Final answer
    x = 61,712.01

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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.