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Finding the Fourth Proportional to 367,071.70, 550,544.05 and 97,203.72

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Solution

The fourth proportional to 367,071.70, 550,544.05 and 97,203.72 is: 145,788.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,071.70 : 550,544.05 = 97,203.72 : x
  2. Step 2: Convert to fraction form
    367,071.70/550,544.05 = 97,203.72/x
  3. Step 3: Cross multiply
    367,071.70x = 550,544.05 × 97,203.72
  4. Step 4: Simplify right side
    367,071.70x = 53,514,929,683.87
  5. Step 5: Solve for x
    x = 53,514,929,683.87/367,071.70
  6. Step 6: Final answer
    x = 145,788.76

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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.