Home / 141,200.16-211,800.32-88,646.55

Finding the Fourth Proportional to 141,200.16, 211,800.32 and 88,646.55

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Solution

The fourth proportional to 141,200.16, 211,800.32 and 88,646.55 is: 132,969.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,200.16 : 211,800.32 = 88,646.55 : x
  2. Step 2: Convert to fraction form
    141,200.16/211,800.32 = 88,646.55/x
  3. Step 3: Cross multiply
    141,200.16x = 211,800.32 × 88,646.55
  4. Step 4: Simplify right side
    141,200.16x = 18,775,367,943.21
  5. Step 5: Solve for x
    x = 18,775,367,943.21/141,200.16
  6. Step 6: Final answer
    x = 132,969.88

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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.