Home / 248,438.54-342,876.16-141,043.34

Finding the Fourth Proportional to 248,438.54, 342,876.16 and 141,043.34

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Solution

The fourth proportional to 248,438.54, 342,876.16 and 141,043.34 is: 194,657.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,438.54 : 342,876.16 = 141,043.34 : x
  2. Step 2: Convert to fraction form
    248,438.54/342,876.16 = 141,043.34/x
  3. Step 3: Cross multiply
    248,438.54x = 342,876.16 × 141,043.34
  4. Step 4: Simplify right side
    248,438.54x = 48,360,398,812.77
  5. Step 5: Solve for x
    x = 48,360,398,812.77/248,438.54
  6. Step 6: Final answer
    x = 194,657.39

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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.