Home / 248,530.98-342,982.47-141,111

Finding the Fourth Proportional to 248,530.98, 342,982.47 and 141,111

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Solution

The fourth proportional to 248,530.98, 342,982.47 and 141,111 is: 194,738.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,530.98 : 342,982.47 = 141,111 : x
  2. Step 2: Convert to fraction form
    248,530.98/342,982.47 = 141,111/x
  3. Step 3: Cross multiply
    248,530.98x = 342,982.47 × 141,111
  4. Step 4: Simplify right side
    248,530.98x = 48,398,599,324.17
  5. Step 5: Solve for x
    x = 48,398,599,324.17/248,530.98
  6. Step 6: Final answer
    x = 194,738.70

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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.