Home / 141,189.91-211,784.94-88,636.30

Finding the Fourth Proportional to 141,189.91, 211,784.94 and 88,636.30

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Solution

The fourth proportional to 141,189.91, 211,784.94 and 88,636.30 is: 132,954.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,189.91 : 211,784.94 = 88,636.30 : x
  2. Step 2: Convert to fraction form
    141,189.91/211,784.94 = 88,636.30/x
  3. Step 3: Cross multiply
    141,189.91x = 211,784.94 × 88,636.30
  4. Step 4: Simplify right side
    141,189.91x = 18,771,833,477.32
  5. Step 5: Solve for x
    x = 18,771,833,477.32/141,189.91
  6. Step 6: Final answer
    x = 132,954.50

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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.