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Finding the Fourth Proportional to 188,025.66, 282,025.26 and 88,207.74

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Solution

The fourth proportional to 188,025.66, 282,025.26 and 88,207.74 is: 132,305.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,025.66 : 282,025.26 = 88,207.74 : x
  2. Step 2: Convert to fraction form
    188,025.66/282,025.26 = 88,207.74/x
  3. Step 3: Cross multiply
    188,025.66x = 282,025.26 × 88,207.74
  4. Step 4: Simplify right side
    188,025.66x = 24,876,810,807.51
  5. Step 5: Solve for x
    x = 24,876,810,807.51/188,025.66
  6. Step 6: Final answer
    x = 132,305.40

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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.