Home / 105,794.06-145,998.49-58,047.39

Finding the Fourth Proportional to 105,794.06, 145,998.49 and 58,047.39

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Solution

The fourth proportional to 105,794.06, 145,998.49 and 58,047.39 is: 80,106.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,794.06 : 145,998.49 = 58,047.39 : x
  2. Step 2: Convert to fraction form
    105,794.06/145,998.49 = 58,047.39/x
  3. Step 3: Cross multiply
    105,794.06x = 145,998.49 × 58,047.39
  4. Step 4: Simplify right side
    105,794.06x = 8,474,831,143.32
  5. Step 5: Solve for x
    x = 8,474,831,143.32/105,794.06
  6. Step 6: Final answer
    x = 80,106.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.