Home / 66,209.12-99,313.62-26,766.23

Finding the Fourth Proportional to 66,209.12, 99,313.62 and 26,766.23

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Solution

The fourth proportional to 66,209.12, 99,313.62 and 26,766.23 is: 40,149.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,209.12 : 99,313.62 = 26,766.23 : x
  2. Step 2: Convert to fraction form
    66,209.12/99,313.62 = 26,766.23/x
  3. Step 3: Cross multiply
    66,209.12x = 99,313.62 × 26,766.23
  4. Step 4: Simplify right side
    66,209.12x = 2,658,250,698.48
  5. Step 5: Solve for x
    x = 2,658,250,698.48/66,209.12
  6. Step 6: Final answer
    x = 40,149.32

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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.