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Finding the Fourth Proportional to 254,493, 351,214.92 and 141,323.04

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Solution

The fourth proportional to 254,493, 351,214.92 and 141,323.04 is: 195,033.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,493 : 351,214.92 = 141,323.04 : x
  2. Step 2: Convert to fraction form
    254,493/351,214.92 = 141,323.04/x
  3. Step 3: Cross multiply
    254,493x = 351,214.92 × 141,323.04
  4. Step 4: Simplify right side
    254,493x = 49,634,760,187.76
  5. Step 5: Solve for x
    x = 49,634,760,187.76/254,493
  6. Step 6: Final answer
    x = 195,033.89

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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.