Home / 140,834.70-211,283.64-52,091.10

Finding the Fourth Proportional to 140,834.70, 211,283.64 and 52,091.10

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Solution

The fourth proportional to 140,834.70, 211,283.64 and 52,091.10 is: 78,148.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,834.70 : 211,283.64 = 52,091.10 : x
  2. Step 2: Convert to fraction form
    140,834.70/211,283.64 = 52,091.10/x
  3. Step 3: Cross multiply
    140,834.70x = 211,283.64 × 52,091.10
  4. Step 4: Simplify right side
    140,834.70x = 11,005,997,219.60
  5. Step 5: Solve for x
    x = 11,005,997,219.60/140,834.70
  6. Step 6: Final answer
    x = 78,148.33

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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.