Home / 141,182.55-211,718.64-51,203.91

Finding the Fourth Proportional to 141,182.55, 211,718.64 and 51,203.91

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Solution

The fourth proportional to 141,182.55, 211,718.64 and 51,203.91 is: 76,785.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,182.55 : 211,718.64 = 51,203.91 : x
  2. Step 2: Convert to fraction form
    141,182.55/211,718.64 = 51,203.91/x
  3. Step 3: Cross multiply
    141,182.55x = 211,718.64 × 51,203.91
  4. Step 4: Simplify right side
    141,182.55x = 10,840,822,187.88
  5. Step 5: Solve for x
    x = 10,840,822,187.88/141,182.55
  6. Step 6: Final answer
    x = 76,785.85

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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.