Home / 72,767.12-109,150.68-26,017.16

Finding the Fourth Proportional to 72,767.12, 109,150.68 and 26,017.16

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Solution

The fourth proportional to 72,767.12, 109,150.68 and 26,017.16 is: 39,025.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,767.12 : 109,150.68 = 26,017.16 : x
  2. Step 2: Convert to fraction form
    72,767.12/109,150.68 = 26,017.16/x
  3. Step 3: Cross multiply
    72,767.12x = 109,150.68 × 26,017.16
  4. Step 4: Simplify right side
    72,767.12x = 2,839,790,705.67
  5. Step 5: Solve for x
    x = 2,839,790,705.67/72,767.12
  6. Step 6: Final answer
    x = 39,025.74

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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.