Home / 212,145.84-318,173.99-62,345.48

Finding the Fourth Proportional to 212,145.84, 318,173.99 and 62,345.48

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Solution

The fourth proportional to 212,145.84, 318,173.99 and 62,345.48 is: 93,505.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,145.84 : 318,173.99 = 62,345.48 : x
  2. Step 2: Convert to fraction form
    212,145.84/318,173.99 = 62,345.48/x
  3. Step 3: Cross multiply
    212,145.84x = 318,173.99 × 62,345.48
  4. Step 4: Simplify right side
    212,145.84x = 19,836,708,227.47
  5. Step 5: Solve for x
    x = 19,836,708,227.47/212,145.84
  6. Step 6: Final answer
    x = 93,505.05

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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.