Home / 105,622.51-158,433.88-26,736.74

Finding the Fourth Proportional to 105,622.51, 158,433.88 and 26,736.74

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Solution

The fourth proportional to 105,622.51, 158,433.88 and 26,736.74 is: 40,105.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,622.51 : 158,433.88 = 26,736.74 : x
  2. Step 2: Convert to fraction form
    105,622.51/158,433.88 = 26,736.74/x
  3. Step 3: Cross multiply
    105,622.51x = 158,433.88 × 26,736.74
  4. Step 4: Simplify right side
    105,622.51x = 4,236,004,664.58
  5. Step 5: Solve for x
    x = 4,236,004,664.58/105,622.51
  6. Step 6: Final answer
    x = 40,105.13

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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.