Home / 141,319.36-211,986.33-36,139.24

Finding the Fourth Proportional to 141,319.36, 211,986.33 and 36,139.24

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Solution

The fourth proportional to 141,319.36, 211,986.33 and 36,139.24 is: 54,210.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,319.36 : 211,986.33 = 36,139.24 : x
  2. Step 2: Convert to fraction form
    141,319.36/211,986.33 = 36,139.24/x
  3. Step 3: Cross multiply
    141,319.36x = 211,986.33 × 36,139.24
  4. Step 4: Simplify right side
    141,319.36x = 7,661,024,856.59
  5. Step 5: Solve for x
    x = 7,661,024,856.59/141,319.36
  6. Step 6: Final answer
    x = 54,210.72

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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.