Home / 158,141.46-218,325.44-104,581.83

Finding the Fourth Proportional to 158,141.46, 218,325.44 and 104,581.83

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Solution

The fourth proportional to 158,141.46, 218,325.44 and 104,581.83 is: 144,382.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,141.46 : 218,325.44 = 104,581.83 : x
  2. Step 2: Convert to fraction form
    158,141.46/218,325.44 = 104,581.83/x
  3. Step 3: Cross multiply
    158,141.46x = 218,325.44 × 104,581.83
  4. Step 4: Simplify right side
    158,141.46x = 22,832,874,050.76
  5. Step 5: Solve for x
    x = 22,832,874,050.76/158,141.46
  6. Step 6: Final answer
    x = 144,382.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.