Home / 164,464.57-226,966.61-100,790.07

Finding the Fourth Proportional to 164,464.57, 226,966.61 and 100,790.07

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Solution

The fourth proportional to 164,464.57, 226,966.61 and 100,790.07 is: 139,093.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,464.57 : 226,966.61 = 100,790.07 : x
  2. Step 2: Convert to fraction form
    164,464.57/226,966.61 = 100,790.07/x
  3. Step 3: Cross multiply
    164,464.57x = 226,966.61 × 100,790.07
  4. Step 4: Simplify right side
    164,464.57x = 22,875,980,509.56
  5. Step 5: Solve for x
    x = 22,875,980,509.56/164,464.57
  6. Step 6: Final answer
    x = 139,093.67

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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.