Home / 149,789.12-224,706.72-56,301.44

Finding the Fourth Proportional to 149,789.12, 224,706.72 and 56,301.44

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Solution

The fourth proportional to 149,789.12, 224,706.72 and 56,301.44 is: 84,460.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,789.12 : 224,706.72 = 56,301.44 : x
  2. Step 2: Convert to fraction form
    149,789.12/224,706.72 = 56,301.44/x
  3. Step 3: Cross multiply
    149,789.12x = 224,706.72 × 56,301.44
  4. Step 4: Simplify right side
    149,789.12x = 12,651,311,913.68
  5. Step 5: Solve for x
    x = 12,651,311,913.68/149,789.12
  6. Step 6: Final answer
    x = 84,460.82

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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.