Home / 248,272.47-342,641.16-146,330.73

Finding the Fourth Proportional to 248,272.47, 342,641.16 and 146,330.73

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Solution

The fourth proportional to 248,272.47, 342,641.16 and 146,330.73 is: 201,951.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,272.47 : 342,641.16 = 146,330.73 : x
  2. Step 2: Convert to fraction form
    248,272.47/342,641.16 = 146,330.73/x
  3. Step 3: Cross multiply
    248,272.47x = 342,641.16 × 146,330.73
  4. Step 4: Simplify right side
    248,272.47x = 50,138,931,070.85
  5. Step 5: Solve for x
    x = 50,138,931,070.85/248,272.47
  6. Step 6: Final answer
    x = 201,951.23

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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.