Home / 254,370.17-381,563.46-127,941.42

Finding the Fourth Proportional to 254,370.17, 381,563.46 and 127,941.42

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Solution

The fourth proportional to 254,370.17, 381,563.46 and 127,941.42 is: 191,916.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,370.17 : 381,563.46 = 127,941.42 : x
  2. Step 2: Convert to fraction form
    254,370.17/381,563.46 = 127,941.42/x
  3. Step 3: Cross multiply
    254,370.17x = 381,563.46 × 127,941.42
  4. Step 4: Simplify right side
    254,370.17x = 48,817,772,323.38
  5. Step 5: Solve for x
    x = 48,817,772,323.38/254,370.17
  6. Step 6: Final answer
    x = 191,916.26

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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.