Home / 119,941.73-179,913.43-82,387.98

Finding the Fourth Proportional to 119,941.73, 179,913.43 and 82,387.98

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Solution

The fourth proportional to 119,941.73, 179,913.43 and 82,387.98 is: 123,582.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,941.73 : 179,913.43 = 82,387.98 : x
  2. Step 2: Convert to fraction form
    119,941.73/179,913.43 = 82,387.98/x
  3. Step 3: Cross multiply
    119,941.73x = 179,913.43 × 82,387.98
  4. Step 4: Simplify right side
    119,941.73x = 14,822,702,761.06
  5. Step 5: Solve for x
    x = 14,822,702,761.06/119,941.73
  6. Step 6: Final answer
    x = 123,582.53

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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.