Home / 248,126.40-342,410.04-134,948.52

Finding the Fourth Proportional to 248,126.40, 342,410.04 and 134,948.52

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Solution

The fourth proportional to 248,126.40, 342,410.04 and 134,948.52 is: 186,226.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,126.40 : 342,410.04 = 134,948.52 : x
  2. Step 2: Convert to fraction form
    248,126.40/342,410.04 = 134,948.52/x
  3. Step 3: Cross multiply
    248,126.40x = 342,410.04 × 134,948.52
  4. Step 4: Simplify right side
    248,126.40x = 46,207,728,131.14
  5. Step 5: Solve for x
    x = 46,207,728,131.14/248,126.40
  6. Step 6: Final answer
    x = 186,226.57

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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.