Home / 144,069.10-216,128.99-49,277.03

Finding the Fourth Proportional to 144,069.10, 216,128.99 and 49,277.03

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Solution

The fourth proportional to 144,069.10, 216,128.99 and 49,277.03 is: 73,924.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,069.10 : 216,128.99 = 49,277.03 : x
  2. Step 2: Convert to fraction form
    144,069.10/216,128.99 = 49,277.03/x
  3. Step 3: Cross multiply
    144,069.10x = 216,128.99 × 49,277.03
  4. Step 4: Simplify right side
    144,069.10x = 10,650,193,766.65
  5. Step 5: Solve for x
    x = 10,650,193,766.65/144,069.10
  6. Step 6: Final answer
    x = 73,924.21

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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.