Home / 248,113.14-342,398.79-134,936.16

Finding the Fourth Proportional to 248,113.14, 342,398.79 and 134,936.16

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Solution

The fourth proportional to 248,113.14, 342,398.79 and 134,936.16 is: 186,213.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,113.14 : 342,398.79 = 134,936.16 : x
  2. Step 2: Convert to fraction form
    248,113.14/342,398.79 = 134,936.16/x
  3. Step 3: Cross multiply
    248,113.14x = 342,398.79 × 134,936.16
  4. Step 4: Simplify right side
    248,113.14x = 46,201,977,911.25
  5. Step 5: Solve for x
    x = 46,201,977,911.25/248,113.14
  6. Step 6: Final answer
    x = 186,213.35

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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.