Home / 254,784.27-382,177.32-77,292.82

Finding the Fourth Proportional to 254,784.27, 382,177.32 and 77,292.82

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Solution

The fourth proportional to 254,784.27, 382,177.32 and 77,292.82 is: 115,939.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,784.27 : 382,177.32 = 77,292.82 : x
  2. Step 2: Convert to fraction form
    254,784.27/382,177.32 = 77,292.82/x
  3. Step 3: Cross multiply
    254,784.27x = 382,177.32 × 77,292.82
  4. Step 4: Simplify right side
    254,784.27x = 29,539,562,802.84
  5. Step 5: Solve for x
    x = 29,539,562,802.84/254,784.27
  6. Step 6: Final answer
    x = 115,939.51

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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.