Home / 292,150.26-438,273.84-102,561.42

Finding the Fourth Proportional to 292,150.26, 438,273.84 and 102,561.42

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Solution

The fourth proportional to 292,150.26, 438,273.84 and 102,561.42 is: 153,859.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,150.26 : 438,273.84 = 102,561.42 : x
  2. Step 2: Convert to fraction form
    292,150.26/438,273.84 = 102,561.42/x
  3. Step 3: Cross multiply
    292,150.26x = 438,273.84 × 102,561.42
  4. Step 4: Simplify right side
    292,150.26x = 44,949,987,379.25
  5. Step 5: Solve for x
    x = 44,949,987,379.25/292,150.26
  6. Step 6: Final answer
    x = 153,859.14

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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.