Home / 234,248.96-351,247.06-121,651.40

Finding the Fourth Proportional to 234,248.96, 351,247.06 and 121,651.40

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Solution

The fourth proportional to 234,248.96, 351,247.06 and 121,651.40 is: 182,411.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,248.96 : 351,247.06 = 121,651.40 : x
  2. Step 2: Convert to fraction form
    234,248.96/351,247.06 = 121,651.40/x
  3. Step 3: Cross multiply
    234,248.96x = 351,247.06 × 121,651.40
  4. Step 4: Simplify right side
    234,248.96x = 42,729,696,594.88
  5. Step 5: Solve for x
    x = 42,729,696,594.88/234,248.96
  6. Step 6: Final answer
    x = 182,411.47

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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.