Home / 248,050.40-342,305.36-134,876

Finding the Fourth Proportional to 248,050.40, 342,305.36 and 134,876

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Solution

The fourth proportional to 248,050.40, 342,305.36 and 134,876 is: 186,126.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,050.40 : 342,305.36 = 134,876 : x
  2. Step 2: Convert to fraction form
    248,050.40/342,305.36 = 134,876/x
  3. Step 3: Cross multiply
    248,050.40x = 342,305.36 × 134,876
  4. Step 4: Simplify right side
    248,050.40x = 46,168,777,735.36
  5. Step 5: Solve for x
    x = 46,168,777,735.36/248,050.40
  6. Step 6: Final answer
    x = 186,126.60

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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.