Home / 154,434.60-231,651.90-144,066.60

Finding the Fourth Proportional to 154,434.60, 231,651.90 and 144,066.60

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Solution

The fourth proportional to 154,434.60, 231,651.90 and 144,066.60 is: 216,099.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,434.60 : 231,651.90 = 144,066.60 : x
  2. Step 2: Convert to fraction form
    154,434.60/231,651.90 = 144,066.60/x
  3. Step 3: Cross multiply
    154,434.60x = 231,651.90 × 144,066.60
  4. Step 4: Simplify right side
    154,434.60x = 33,373,301,616.54
  5. Step 5: Solve for x
    x = 33,373,301,616.54/154,434.60
  6. Step 6: Final answer
    x = 216,099.90

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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.