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Finding the Fourth Proportional to 254,152.77, 381,149.51 and 92,026.28

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Solution

The fourth proportional to 254,152.77, 381,149.51 and 92,026.28 is: 138,010.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,152.77 : 381,149.51 = 92,026.28 : x
  2. Step 2: Convert to fraction form
    254,152.77/381,149.51 = 92,026.28/x
  3. Step 3: Cross multiply
    254,152.77x = 381,149.51 × 92,026.28
  4. Step 4: Simplify right side
    254,152.77x = 35,075,769,163.24
  5. Step 5: Solve for x
    x = 35,075,769,163.24/254,152.77
  6. Step 6: Final answer
    x = 138,010.57

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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.