Home / 140,717.52-211,097.88-47,201.40

Finding the Fourth Proportional to 140,717.52, 211,097.88 and 47,201.40

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Solution

The fourth proportional to 140,717.52, 211,097.88 and 47,201.40 is: 70,809.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,717.52 : 211,097.88 = 47,201.40 : x
  2. Step 2: Convert to fraction form
    140,717.52/211,097.88 = 47,201.40/x
  3. Step 3: Cross multiply
    140,717.52x = 211,097.88 × 47,201.40
  4. Step 4: Simplify right side
    140,717.52x = 9,964,115,473.03
  5. Step 5: Solve for x
    x = 9,964,115,473.03/140,717.52
  6. Step 6: Final answer
    x = 70,809.35

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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.