Home / 144,664.84-217,030.38-55,919.08

Finding the Fourth Proportional to 144,664.84, 217,030.38 and 55,919.08

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Solution

The fourth proportional to 144,664.84, 217,030.38 and 55,919.08 is: 83,891.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,664.84 : 217,030.38 = 55,919.08 : x
  2. Step 2: Convert to fraction form
    144,664.84/217,030.38 = 55,919.08/x
  3. Step 3: Cross multiply
    144,664.84x = 217,030.38 × 55,919.08
  4. Step 4: Simplify right side
    144,664.84x = 12,136,139,181.65
  5. Step 5: Solve for x
    x = 12,136,139,181.65/144,664.84
  6. Step 6: Final answer
    x = 83,891.42

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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.