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Finding the Fourth Proportional to 141,049.65, 211,574.71 and 49,932.86

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Solution

The fourth proportional to 141,049.65, 211,574.71 and 49,932.86 is: 74,899.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,049.65 : 211,574.71 = 49,932.86 : x
  2. Step 2: Convert to fraction form
    141,049.65/211,574.71 = 49,932.86/x
  3. Step 3: Cross multiply
    141,049.65x = 211,574.71 × 49,932.86
  4. Step 4: Simplify right side
    141,049.65x = 10,564,529,238.08
  5. Step 5: Solve for x
    x = 10,564,529,238.08/141,049.65
  6. Step 6: Final answer
    x = 74,899.36

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1.5x scale

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.