Home / 133,249.24-183,797.16-85,426.84

Finding the Fourth Proportional to 133,249.24, 183,797.16 and 85,426.84

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Solution

The fourth proportional to 133,249.24, 183,797.16 and 85,426.84 is: 117,833.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,249.24 : 183,797.16 = 85,426.84 : x
  2. Step 2: Convert to fraction form
    133,249.24/183,797.16 = 85,426.84/x
  3. Step 3: Cross multiply
    133,249.24x = 183,797.16 × 85,426.84
  4. Step 4: Simplify right side
    133,249.24x = 15,701,210,579.77
  5. Step 5: Solve for x
    x = 15,701,210,579.77/133,249.24
  6. Step 6: Final answer
    x = 117,833.40

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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.