Home / 212,244.64-318,257.38-62,465.47

Finding the Fourth Proportional to 212,244.64, 318,257.38 and 62,465.47

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Solution

The fourth proportional to 212,244.64, 318,257.38 and 62,465.47 is: 93,665.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,244.64 : 318,257.38 = 62,465.47 : x
  2. Step 2: Convert to fraction form
    212,244.64/318,257.38 = 62,465.47/x
  3. Step 3: Cross multiply
    212,244.64x = 318,257.38 × 62,465.47
  4. Step 4: Simplify right side
    212,244.64x = 19,880,096,822.67
  5. Step 5: Solve for x
    x = 19,880,096,822.67/212,244.64
  6. Step 6: Final answer
    x = 93,665.95

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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.