Home / 212,742.68-319,117.32-62,998.11

Finding the Fourth Proportional to 212,742.68, 319,117.32 and 62,998.11

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Solution

The fourth proportional to 212,742.68, 319,117.32 and 62,998.11 is: 94,498.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,742.68 : 319,117.32 = 62,998.11 : x
  2. Step 2: Convert to fraction form
    212,742.68/319,117.32 = 62,998.11/x
  3. Step 3: Cross multiply
    212,742.68x = 319,117.32 × 62,998.11
  4. Step 4: Simplify right side
    212,742.68x = 20,103,788,028.27
  5. Step 5: Solve for x
    x = 20,103,788,028.27/212,742.68
  6. Step 6: Final answer
    x = 94,498.14

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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.