Home / 140,946.72-211,419.92-34,330.62

Finding the Fourth Proportional to 140,946.72, 211,419.92 and 34,330.62

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Solution

The fourth proportional to 140,946.72, 211,419.92 and 34,330.62 is: 51,495.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,946.72 : 211,419.92 = 34,330.62 : x
  2. Step 2: Convert to fraction form
    140,946.72/211,419.92 = 34,330.62/x
  3. Step 3: Cross multiply
    140,946.72x = 211,419.92 × 34,330.62
  4. Step 4: Simplify right side
    140,946.72x = 7,258,176,933.95
  5. Step 5: Solve for x
    x = 7,258,176,933.95/140,946.72
  6. Step 6: Final answer
    x = 51,495.89

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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.