Home / 105,792.81-158,688.53-26,906.35

Finding the Fourth Proportional to 105,792.81, 158,688.53 and 26,906.35

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Solution

The fourth proportional to 105,792.81, 158,688.53 and 26,906.35 is: 40,359.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,792.81 : 158,688.53 = 26,906.35 : x
  2. Step 2: Convert to fraction form
    105,792.81/158,688.53 = 26,906.35/x
  3. Step 3: Cross multiply
    105,792.81x = 158,688.53 × 26,906.35
  4. Step 4: Simplify right side
    105,792.81x = 4,269,729,129.17
  5. Step 5: Solve for x
    x = 4,269,729,129.17/105,792.81
  6. Step 6: Final answer
    x = 40,359.35

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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.