Home / 118,626.04-177,941.22-39,739.96

Finding the Fourth Proportional to 118,626.04, 177,941.22 and 39,739.96

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Solution

The fourth proportional to 118,626.04, 177,941.22 and 39,739.96 is: 59,610.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,626.04 : 177,941.22 = 39,739.96 : x
  2. Step 2: Convert to fraction form
    118,626.04/177,941.22 = 39,739.96/x
  3. Step 3: Cross multiply
    118,626.04x = 177,941.22 × 39,739.96
  4. Step 4: Simplify right side
    118,626.04x = 7,071,376,965.15
  5. Step 5: Solve for x
    x = 7,071,376,965.15/118,626.04
  6. Step 6: Final answer
    x = 59,610.66

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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.