Home / 164,464.19-226,966.08-100,789.68

Finding the Fourth Proportional to 164,464.19, 226,966.08 and 100,789.68

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Solution

The fourth proportional to 164,464.19, 226,966.08 and 100,789.68 is: 139,093.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,464.19 : 226,966.08 = 100,789.68 : x
  2. Step 2: Convert to fraction form
    164,464.19/226,966.08 = 100,789.68/x
  3. Step 3: Cross multiply
    164,464.19x = 226,966.08 × 100,789.68
  4. Step 4: Simplify right side
    164,464.19x = 22,875,838,574.05
  5. Step 5: Solve for x
    x = 22,875,838,574.05/164,464.19
  6. Step 6: Final answer
    x = 139,093.13

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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.