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Finding the Fourth Proportional to 333,536.68, 500,356.88 and 111,972.52

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Solution

The fourth proportional to 333,536.68, 500,356.88 and 111,972.52 is: 167,976.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,536.68 : 500,356.88 = 111,972.52 : x
  2. Step 2: Convert to fraction form
    333,536.68/500,356.88 = 111,972.52/x
  3. Step 3: Cross multiply
    333,536.68x = 500,356.88 × 111,972.52
  4. Step 4: Simplify right side
    333,536.68x = 56,026,220,752.94
  5. Step 5: Solve for x
    x = 56,026,220,752.94/333,536.68
  6. Step 6: Final answer
    x = 167,976.19

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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.