Home / 212,924.24-319,494.72-141,895.52

Finding the Fourth Proportional to 212,924.24, 319,494.72 and 141,895.52

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Solution

The fourth proportional to 212,924.24, 319,494.72 and 141,895.52 is: 212,915.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,924.24 : 319,494.72 = 141,895.52 : x
  2. Step 2: Convert to fraction form
    212,924.24/319,494.72 = 141,895.52/x
  3. Step 3: Cross multiply
    212,924.24x = 319,494.72 × 141,895.52
  4. Step 4: Simplify right side
    212,924.24x = 45,334,869,431.65
  5. Step 5: Solve for x
    x = 45,334,869,431.65/212,924.24
  6. Step 6: Final answer
    x = 212,915.49

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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.