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Finding the Fourth Proportional to 188,109.98, 282,206.79 and 88,216.94

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Solution

The fourth proportional to 188,109.98, 282,206.79 and 88,216.94 is: 132,345.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,109.98 : 282,206.79 = 88,216.94 : x
  2. Step 2: Convert to fraction form
    188,109.98/282,206.79 = 88,216.94/x
  3. Step 3: Cross multiply
    188,109.98x = 282,206.79 × 88,216.94
  4. Step 4: Simplify right side
    188,109.98x = 24,895,418,244.30
  5. Step 5: Solve for x
    x = 24,895,418,244.30/188,109.98
  6. Step 6: Final answer
    x = 132,345.01

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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.