Home / 144,945.20-217,482.53-56,205.65

Finding the Fourth Proportional to 144,945.20, 217,482.53 and 56,205.65

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Solution

The fourth proportional to 144,945.20, 217,482.53 and 56,205.65 is: 84,333.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,945.20 : 217,482.53 = 56,205.65 : x
  2. Step 2: Convert to fraction form
    144,945.20/217,482.53 = 56,205.65/x
  3. Step 3: Cross multiply
    144,945.20x = 217,482.53 × 56,205.65
  4. Step 4: Simplify right side
    144,945.20x = 12,223,745,593.85
  5. Step 5: Solve for x
    x = 12,223,745,593.85/144,945.20
  6. Step 6: Final answer
    x = 84,333.57

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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.