Home / 141,216.20-211,803.78-46,449.98

Finding the Fourth Proportional to 141,216.20, 211,803.78 and 46,449.98

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Solution

The fourth proportional to 141,216.20, 211,803.78 and 46,449.98 is: 69,668.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,216.20 : 211,803.78 = 46,449.98 : x
  2. Step 2: Convert to fraction form
    141,216.20/211,803.78 = 46,449.98/x
  3. Step 3: Cross multiply
    141,216.20x = 211,803.78 × 46,449.98
  4. Step 4: Simplify right side
    141,216.20x = 9,838,281,344.92
  5. Step 5: Solve for x
    x = 9,838,281,344.92/141,216.20
  6. Step 6: Final answer
    x = 69,668.22

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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.