Home / 140,934.47-211,379.20-41,071.30

Finding the Fourth Proportional to 140,934.47, 211,379.20 and 41,071.30

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Solution

The fourth proportional to 140,934.47, 211,379.20 and 41,071.30 is: 61,600.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,934.47 : 211,379.20 = 41,071.30 : x
  2. Step 2: Convert to fraction form
    140,934.47/211,379.20 = 41,071.30/x
  3. Step 3: Cross multiply
    140,934.47x = 211,379.20 × 41,071.30
  4. Step 4: Simplify right side
    140,934.47x = 8,681,619,210.35
  5. Step 5: Solve for x
    x = 8,681,619,210.35/140,934.47
  6. Step 6: Final answer
    x = 61,600.40

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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.