Home / 105,744.61-158,626.96-38,293.69

Finding the Fourth Proportional to 105,744.61, 158,626.96 and 38,293.69

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Solution

The fourth proportional to 105,744.61, 158,626.96 and 38,293.69 is: 57,444.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,744.61 : 158,626.96 = 38,293.69 : x
  2. Step 2: Convert to fraction form
    105,744.61/158,626.96 = 38,293.69/x
  3. Step 3: Cross multiply
    105,744.61x = 158,626.96 × 38,293.69
  4. Step 4: Simplify right side
    105,744.61x = 6,074,410,647.28
  5. Step 5: Solve for x
    x = 6,074,410,647.28/105,744.61
  6. Step 6: Final answer
    x = 57,444.16

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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.