Home / 292,147.26-438,269.34-102,558.42

Finding the Fourth Proportional to 292,147.26, 438,269.34 and 102,558.42

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Solution

The fourth proportional to 292,147.26, 438,269.34 and 102,558.42 is: 153,854.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,147.26 : 438,269.34 = 102,558.42 : x
  2. Step 2: Convert to fraction form
    292,147.26/438,269.34 = 102,558.42/x
  3. Step 3: Cross multiply
    292,147.26x = 438,269.34 × 102,558.42
  4. Step 4: Simplify right side
    292,147.26x = 44,948,211,044.84
  5. Step 5: Solve for x
    x = 44,948,211,044.84/292,147.26
  6. Step 6: Final answer
    x = 153,854.64

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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.