Home / 269,821.08-372,369.96-155,136.24

Finding the Fourth Proportional to 269,821.08, 372,369.96 and 155,136.24

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Solution

The fourth proportional to 269,821.08, 372,369.96 and 155,136.24 is: 214,097.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,821.08 : 372,369.96 = 155,136.24 : x
  2. Step 2: Convert to fraction form
    269,821.08/372,369.96 = 155,136.24/x
  3. Step 3: Cross multiply
    269,821.08x = 372,369.96 × 155,136.24
  4. Step 4: Simplify right side
    269,821.08x = 57,768,075,483.35
  5. Step 5: Solve for x
    x = 57,768,075,483.35/269,821.08
  6. Step 6: Final answer
    x = 214,097.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.