Home / 248,440.41-342,847.62-135,263.16

Finding the Fourth Proportional to 248,440.41, 342,847.62 and 135,263.16

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Solution

The fourth proportional to 248,440.41, 342,847.62 and 135,263.16 is: 186,663.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,440.41 : 342,847.62 = 135,263.16 : x
  2. Step 2: Convert to fraction form
    248,440.41/342,847.62 = 135,263.16/x
  3. Step 3: Cross multiply
    248,440.41x = 342,847.62 × 135,263.16
  4. Step 4: Simplify right side
    248,440.41x = 46,374,652,479.68
  5. Step 5: Solve for x
    x = 46,374,652,479.68/248,440.41
  6. Step 6: Final answer
    x = 186,663.08

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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.