Home / 141,063.52-211,678.04-52,378.60

Finding the Fourth Proportional to 141,063.52, 211,678.04 and 52,378.60

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Solution

The fourth proportional to 141,063.52, 211,678.04 and 52,378.60 is: 78,598.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,063.52 : 211,678.04 = 52,378.60 : x
  2. Step 2: Convert to fraction form
    141,063.52/211,678.04 = 52,378.60/x
  3. Step 3: Cross multiply
    141,063.52x = 211,678.04 × 52,378.60
  4. Step 4: Simplify right side
    141,063.52x = 11,087,399,385.94
  5. Step 5: Solve for x
    x = 11,087,399,385.94/141,063.52
  6. Step 6: Final answer
    x = 78,598.63

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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.