Home / 254,166.93-381,253.14-76,675.48

Finding the Fourth Proportional to 254,166.93, 381,253.14 and 76,675.48

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Solution

The fourth proportional to 254,166.93, 381,253.14 and 76,675.48 is: 115,014.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,166.93 : 381,253.14 = 76,675.48 : x
  2. Step 2: Convert to fraction form
    254,166.93/381,253.14 = 76,675.48/x
  3. Step 3: Cross multiply
    254,166.93x = 381,253.14 × 76,675.48
  4. Step 4: Simplify right side
    254,166.93x = 29,232,767,127.63
  5. Step 5: Solve for x
    x = 29,232,767,127.63/254,166.93
  6. Step 6: Final answer
    x = 115,014.05

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1.5x scale

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.