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Finding the Fourth Proportional to 254,293.94, 350,913.81 and 141,115.70

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Solution

The fourth proportional to 254,293.94, 350,913.81 and 141,115.70 is: 194,733.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,293.94 : 350,913.81 = 141,115.70 : x
  2. Step 2: Convert to fraction form
    254,293.94/350,913.81 = 141,115.70/x
  3. Step 3: Cross multiply
    254,293.94x = 350,913.81 × 141,115.70
  4. Step 4: Simplify right side
    254,293.94x = 49,519,447,937.82
  5. Step 5: Solve for x
    x = 49,519,447,937.82/254,293.94
  6. Step 6: Final answer
    x = 194,733.10

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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.