Home / 371,768.75-557,652.03-105,529.49

Finding the Fourth Proportional to 371,768.75, 557,652.03 and 105,529.49

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Solution

The fourth proportional to 371,768.75, 557,652.03 and 105,529.49 is: 158,293.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,768.75 : 557,652.03 = 105,529.49 : x
  2. Step 2: Convert to fraction form
    371,768.75/557,652.03 = 105,529.49/x
  3. Step 3: Cross multiply
    371,768.75x = 557,652.03 × 105,529.49
  4. Step 4: Simplify right side
    371,768.75x = 58,848,734,323.36
  5. Step 5: Solve for x
    x = 58,848,734,323.36/371,768.75
  6. Step 6: Final answer
    x = 158,293.92

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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.