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Finding the Fourth Proportional to 254,855.04, 351,658.56 and 141,674.88

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Solution

The fourth proportional to 254,855.04, 351,658.56 and 141,674.88 is: 195,488.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,855.04 : 351,658.56 = 141,674.88 : x
  2. Step 2: Convert to fraction form
    254,855.04/351,658.56 = 141,674.88/x
  3. Step 3: Cross multiply
    254,855.04x = 351,658.56 × 141,674.88
  4. Step 4: Simplify right side
    254,855.04x = 49,821,184,288.97
  5. Step 5: Solve for x
    x = 49,821,184,288.97/254,855.04
  6. Step 6: Final answer
    x = 195,488.32

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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.