Home / 221,148.60-331,236.66-182,762.82

Finding the Fourth Proportional to 221,148.60, 331,236.66 and 182,762.82

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Solution

The fourth proportional to 221,148.60, 331,236.66 and 182,762.82 is: 273,742.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,148.60 : 331,236.66 = 182,762.82 : x
  2. Step 2: Convert to fraction form
    221,148.60/331,236.66 = 182,762.82/x
  3. Step 3: Cross multiply
    221,148.60x = 331,236.66 × 182,762.82
  4. Step 4: Simplify right side
    221,148.60x = 60,537,746,068.98
  5. Step 5: Solve for x
    x = 60,537,746,068.98/221,148.60
  6. Step 6: Final answer
    x = 273,742.39

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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.