Home / 144,954.18-217,464.84-45,109.08

Finding the Fourth Proportional to 144,954.18, 217,464.84 and 45,109.08

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Solution

The fourth proportional to 144,954.18, 217,464.84 and 45,109.08 is: 67,674.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,954.18 : 217,464.84 = 45,109.08 : x
  2. Step 2: Convert to fraction form
    144,954.18/217,464.84 = 45,109.08/x
  3. Step 3: Cross multiply
    144,954.18x = 217,464.84 × 45,109.08
  4. Step 4: Simplify right side
    144,954.18x = 9,809,638,864.75
  5. Step 5: Solve for x
    x = 9,809,638,864.75/144,954.18
  6. Step 6: Final answer
    x = 67,674.07

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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.