Home / 149,226.35-223,817.45-54,434.34

Finding the Fourth Proportional to 149,226.35, 223,817.45 and 54,434.34

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Solution

The fourth proportional to 149,226.35, 223,817.45 and 54,434.34 is: 81,643.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,226.35 : 223,817.45 = 54,434.34 : x
  2. Step 2: Convert to fraction form
    149,226.35/223,817.45 = 54,434.34/x
  3. Step 3: Cross multiply
    149,226.35x = 223,817.45 × 54,434.34
  4. Step 4: Simplify right side
    149,226.35x = 12,183,354,899.06
  5. Step 5: Solve for x
    x = 12,183,354,899.06/149,226.35
  6. Step 6: Final answer
    x = 81,643.46

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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.