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Finding the Fourth Proportional to 254,228.61, 350,835.53 and 141,051.09

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Solution

The fourth proportional to 254,228.61, 350,835.53 and 141,051.09 is: 194,650.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,228.61 : 350,835.53 = 141,051.09 : x
  2. Step 2: Convert to fraction form
    254,228.61/350,835.53 = 141,051.09/x
  3. Step 3: Cross multiply
    254,228.61x = 350,835.53 × 141,051.09
  4. Step 4: Simplify right side
    254,228.61x = 49,485,733,211.97
  5. Step 5: Solve for x
    x = 49,485,733,211.97/254,228.61
  6. Step 6: Final answer
    x = 194,650.53

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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.