Home / 144,956.88-217,455.84-45,127.17

Finding the Fourth Proportional to 144,956.88, 217,455.84 and 45,127.17

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Solution

The fourth proportional to 144,956.88, 217,455.84 and 45,127.17 is: 67,697.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,956.88 : 217,455.84 = 45,127.17 : x
  2. Step 2: Convert to fraction form
    144,956.88/217,455.84 = 45,127.17/x
  3. Step 3: Cross multiply
    144,956.88x = 217,455.84 × 45,127.17
  4. Step 4: Simplify right side
    144,956.88x = 9,813,166,659.17
  5. Step 5: Solve for x
    x = 9,813,166,659.17/144,956.88
  6. Step 6: Final answer
    x = 67,697.14

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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.