Home / 212,837.84-319,464.51-175,775.48

Finding the Fourth Proportional to 212,837.84, 319,464.51 and 175,775.48

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Solution

The fourth proportional to 212,837.84, 319,464.51 and 175,775.48 is: 263,834.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,837.84 : 319,464.51 = 175,775.48 : x
  2. Step 2: Convert to fraction form
    212,837.84/319,464.51 = 175,775.48/x
  3. Step 3: Cross multiply
    212,837.84x = 319,464.51 × 175,775.48
  4. Step 4: Simplify right side
    212,837.84x = 56,154,025,990.89
  5. Step 5: Solve for x
    x = 56,154,025,990.89/212,837.84
  6. Step 6: Final answer
    x = 263,834.79

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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.