Home / 230,320.61-317,849.09-133,524.80

Finding the Fourth Proportional to 230,320.61, 317,849.09 and 133,524.80

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Solution

The fourth proportional to 230,320.61, 317,849.09 and 133,524.80 is: 184,268.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,320.61 : 317,849.09 = 133,524.80 : x
  2. Step 2: Convert to fraction form
    230,320.61/317,849.09 = 133,524.80/x
  3. Step 3: Cross multiply
    230,320.61x = 317,849.09 × 133,524.80
  4. Step 4: Simplify right side
    230,320.61x = 42,440,733,915.56
  5. Step 5: Solve for x
    x = 42,440,733,915.56/230,320.61
  6. Step 6: Final answer
    x = 184,268.07

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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.