Home / 190,479.83-262,865.12-104,446.67

Finding the Fourth Proportional to 190,479.83, 262,865.12 and 104,446.67

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Solution

The fourth proportional to 190,479.83, 262,865.12 and 104,446.67 is: 144,138.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,479.83 : 262,865.12 = 104,446.67 : x
  2. Step 2: Convert to fraction form
    190,479.83/262,865.12 = 104,446.67/x
  3. Step 3: Cross multiply
    190,479.83x = 262,865.12 × 104,446.67
  4. Step 4: Simplify right side
    190,479.83x = 27,455,384,606.59
  5. Step 5: Solve for x
    x = 27,455,384,606.59/190,479.83
  6. Step 6: Final answer
    x = 144,138.02

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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.