Home / 66,091.12-99,235.12-26,725.12

Finding the Fourth Proportional to 66,091.12, 99,235.12 and 26,725.12

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Solution

The fourth proportional to 66,091.12, 99,235.12 and 26,725.12 is: 40,127.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,091.12 : 99,235.12 = 26,725.12 : x
  2. Step 2: Convert to fraction form
    66,091.12/99,235.12 = 26,725.12/x
  3. Step 3: Cross multiply
    66,091.12x = 99,235.12 × 26,725.12
  4. Step 4: Simplify right side
    66,091.12x = 2,652,070,490.21
  5. Step 5: Solve for x
    x = 2,652,070,490.21/66,091.12
  6. Step 6: Final answer
    x = 40,127.49

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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.