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Finding the Fourth Proportional to 141,645.52, 212,444.52 and 41,803.84

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Solution

The fourth proportional to 141,645.52, 212,444.52 and 41,803.84 is: 62,698.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,645.52 : 212,444.52 = 41,803.84 : x
  2. Step 2: Convert to fraction form
    141,645.52/212,444.52 = 41,803.84/x
  3. Step 3: Cross multiply
    141,645.52x = 212,444.52 × 41,803.84
  4. Step 4: Simplify right side
    141,645.52x = 8,880,996,722.96
  5. Step 5: Solve for x
    x = 8,880,996,722.96/141,645.52
  6. Step 6: Final answer
    x = 62,698.75

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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.