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Finding the Fourth Proportional to 164,119, 226,484.40 and 88,667.68

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Solution

The fourth proportional to 164,119, 226,484.40 and 88,667.68 is: 122,361.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,119 : 226,484.40 = 88,667.68 : x
  2. Step 2: Convert to fraction form
    164,119/226,484.40 = 88,667.68/x
  3. Step 3: Cross multiply
    164,119x = 226,484.40 × 88,667.68
  4. Step 4: Simplify right side
    164,119x = 20,081,846,304.19
  5. Step 5: Solve for x
    x = 20,081,846,304.19/164,119
  6. Step 6: Final answer
    x = 122,361.50

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1.5x scale

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.