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Finding the Fourth Proportional to 254,502.88, 381,172.74 and 121,476.52

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Solution

The fourth proportional to 254,502.88, 381,172.74 and 121,476.52 is: 181,937.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,502.88 : 381,172.74 = 121,476.52 : x
  2. Step 2: Convert to fraction form
    254,502.88/381,172.74 = 121,476.52/x
  3. Step 3: Cross multiply
    254,502.88x = 381,172.74 × 121,476.52
  4. Step 4: Simplify right side
    254,502.88x = 46,303,537,974.06
  5. Step 5: Solve for x
    x = 46,303,537,974.06/254,502.88
  6. Step 6: Final answer
    x = 181,937.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.