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Finding the Fourth Proportional to 377,159.69, 565,739.54 and 110,920.22

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Solution

The fourth proportional to 377,159.69, 565,739.54 and 110,920.22 is: 166,380.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,159.69 : 565,739.54 = 110,920.22 : x
  2. Step 2: Convert to fraction form
    377,159.69/565,739.54 = 110,920.22/x
  3. Step 3: Cross multiply
    377,159.69x = 565,739.54 × 110,920.22
  4. Step 4: Simplify right side
    377,159.69x = 62,751,953,393.67
  5. Step 5: Solve for x
    x = 62,751,953,393.67/377,159.69
  6. Step 6: Final answer
    x = 166,380.33

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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.