Home / 248,131.26-342,311.32-152,581.50

Finding the Fourth Proportional to 248,131.26, 342,311.32 and 152,581.50

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Solution

The fourth proportional to 248,131.26, 342,311.32 and 152,581.50 is: 210,494.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,131.26 : 342,311.32 = 152,581.50 : x
  2. Step 2: Convert to fraction form
    248,131.26/342,311.32 = 152,581.50/x
  3. Step 3: Cross multiply
    248,131.26x = 342,311.32 × 152,581.50
  4. Step 4: Simplify right side
    248,131.26x = 52,230,374,672.58
  5. Step 5: Solve for x
    x = 52,230,374,672.58/248,131.26
  6. Step 6: Final answer
    x = 210,494.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.