Home / 140,790.74-211,186.40-34,174.26

Finding the Fourth Proportional to 140,790.74, 211,186.40 and 34,174.26

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Solution

The fourth proportional to 140,790.74, 211,186.40 and 34,174.26 is: 51,261.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,790.74 : 211,186.40 = 34,174.26 : x
  2. Step 2: Convert to fraction form
    140,790.74/211,186.40 = 34,174.26/x
  3. Step 3: Cross multiply
    140,790.74x = 211,186.40 × 34,174.26
  4. Step 4: Simplify right side
    140,790.74x = 7,217,138,771.19
  5. Step 5: Solve for x
    x = 7,217,138,771.19/140,790.74
  6. Step 6: Final answer
    x = 51,261.46

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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.