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Finding the Fourth Proportional to 268,094.94, 369,977.46 and 147,238.84

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Solution

The fourth proportional to 268,094.94, 369,977.46 and 147,238.84 is: 203,193.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,094.94 : 369,977.46 = 147,238.84 : x
  2. Step 2: Convert to fraction form
    268,094.94/369,977.46 = 147,238.84/x
  3. Step 3: Cross multiply
    268,094.94x = 369,977.46 × 147,238.84
  4. Step 4: Simplify right side
    268,094.94x = 54,475,049,450.46
  5. Step 5: Solve for x
    x = 54,475,049,450.46/268,094.94
  6. Step 6: Final answer
    x = 203,193.13

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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.