Home / 248,031.24-342,294.81-140,603.36

Finding the Fourth Proportional to 248,031.24, 342,294.81 and 140,603.36

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Solution

The fourth proportional to 248,031.24, 342,294.81 and 140,603.36 is: 194,039.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,031.24 : 342,294.81 = 140,603.36 : x
  2. Step 2: Convert to fraction form
    248,031.24/342,294.81 = 140,603.36/x
  3. Step 3: Cross multiply
    248,031.24x = 342,294.81 × 140,603.36
  4. Step 4: Simplify right side
    248,031.24x = 48,127,800,396.56
  5. Step 5: Solve for x
    x = 48,127,800,396.56/248,031.24
  6. Step 6: Final answer
    x = 194,039.27

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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.