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Finding the Fourth Proportional to 248,153.92, 342,359.62 and 146,117.00

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Solution

The fourth proportional to 248,153.92, 342,359.62 and 146,117.00 is: 201,586.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,153.92 : 342,359.62 = 146,117.00 : x
  2. Step 2: Convert to fraction form
    248,153.92/342,359.62 = 146,117.00/x
  3. Step 3: Cross multiply
    248,153.92x = 342,359.62 × 146,117.00
  4. Step 4: Simplify right side
    248,153.92x = 50,024,561,086.15
  5. Step 5: Solve for x
    x = 50,024,561,086.15/248,153.92
  6. Step 6: Final answer
    x = 201,586.83

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1.5x scale

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.