Home / 149,653.26-224,520.89-74,682.90

Finding the Fourth Proportional to 149,653.26, 224,520.89 and 74,682.90

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Solution

The fourth proportional to 149,653.26, 224,520.89 and 74,682.90 is: 112,044.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,653.26 : 224,520.89 = 74,682.90 : x
  2. Step 2: Convert to fraction form
    149,653.26/224,520.89 = 74,682.90/x
  3. Step 3: Cross multiply
    149,653.26x = 224,520.89 × 74,682.90
  4. Step 4: Simplify right side
    149,653.26x = 16,767,871,175.78
  5. Step 5: Solve for x
    x = 16,767,871,175.78/149,653.26
  6. Step 6: Final answer
    x = 112,044.81

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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.