Home / 105,834.39-158,746.10-26,943.81

Finding the Fourth Proportional to 105,834.39, 158,746.10 and 26,943.81

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Solution

The fourth proportional to 105,834.39, 158,746.10 and 26,943.81 is: 40,414.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,834.39 : 158,746.10 = 26,943.81 : x
  2. Step 2: Convert to fraction form
    105,834.39/158,746.10 = 26,943.81/x
  3. Step 3: Cross multiply
    105,834.39x = 158,746.10 × 26,943.81
  4. Step 4: Simplify right side
    105,834.39x = 4,277,224,621.92
  5. Step 5: Solve for x
    x = 4,277,224,621.92/105,834.39
  6. Step 6: Final answer
    x = 40,414.32

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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.