Home / 66,514.08-91,790.88-36,299.52

Finding the Fourth Proportional to 66,514.08, 91,790.88 and 36,299.52

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Solution

The fourth proportional to 66,514.08, 91,790.88 and 36,299.52 is: 50,094.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,514.08 : 91,790.88 = 36,299.52 : x
  2. Step 2: Convert to fraction form
    66,514.08/91,790.88 = 36,299.52/x
  3. Step 3: Cross multiply
    66,514.08x = 91,790.88 × 36,299.52
  4. Step 4: Simplify right side
    66,514.08x = 3,331,964,884.38
  5. Step 5: Solve for x
    x = 3,331,964,884.38/66,514.08
  6. Step 6: Final answer
    x = 50,094.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.