Home / 165,674.50-248,480.04-45,701.62

Finding the Fourth Proportional to 165,674.50, 248,480.04 and 45,701.62

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Solution

The fourth proportional to 165,674.50, 248,480.04 and 45,701.62 is: 68,543.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,674.50 : 248,480.04 = 45,701.62 : x
  2. Step 2: Convert to fraction form
    165,674.50/248,480.04 = 45,701.62/x
  3. Step 3: Cross multiply
    165,674.50x = 248,480.04 × 45,701.62
  4. Step 4: Simplify right side
    165,674.50x = 11,355,939,658.77
  5. Step 5: Solve for x
    x = 11,355,939,658.77/165,674.50
  6. Step 6: Final answer
    x = 68,543.68

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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.