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Finding the Fourth Proportional to 141,795, 212,727.06 and 43,299

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Solution

The fourth proportional to 141,795, 212,727.06 and 43,299 is: 64,959.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,795 : 212,727.06 = 43,299 : x
  2. Step 2: Convert to fraction form
    141,795/212,727.06 = 43,299/x
  3. Step 3: Cross multiply
    141,795x = 212,727.06 × 43,299
  4. Step 4: Simplify right side
    141,795x = 9,210,868,970.94
  5. Step 5: Solve for x
    x = 9,210,868,970.94/141,795
  6. Step 6: Final answer
    x = 64,959.05

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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.