Home / 141,187.83-211,719.57-66,329.25

Finding the Fourth Proportional to 141,187.83, 211,719.57 and 66,329.25

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Solution

The fourth proportional to 141,187.83, 211,719.57 and 66,329.25 is: 99,464.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,187.83 : 211,719.57 = 66,329.25 : x
  2. Step 2: Convert to fraction form
    141,187.83/211,719.57 = 66,329.25/x
  3. Step 3: Cross multiply
    141,187.83x = 211,719.57 × 66,329.25
  4. Step 4: Simplify right side
    141,187.83x = 14,043,200,288.42
  5. Step 5: Solve for x
    x = 14,043,200,288.42/141,187.83
  6. Step 6: Final answer
    x = 99,464.67

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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.