Home / 248,264.64-342,604.26-140,855.40

Finding the Fourth Proportional to 248,264.64, 342,604.26 and 140,855.40

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Solution

The fourth proportional to 248,264.64, 342,604.26 and 140,855.40 is: 194,379.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,264.64 : 342,604.26 = 140,855.40 : x
  2. Step 2: Convert to fraction form
    248,264.64/342,604.26 = 140,855.40/x
  3. Step 3: Cross multiply
    248,264.64x = 342,604.26 × 140,855.40
  4. Step 4: Simplify right side
    248,264.64x = 48,257,660,084.00
  5. Step 5: Solve for x
    x = 48,257,660,084.00/248,264.64
  6. Step 6: Final answer
    x = 194,379.92

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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.