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Finding the Fourth Proportional to 133,646.04, 184,431 and 73,216.62

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Solution

The fourth proportional to 133,646.04, 184,431 and 73,216.62 is: 101,038.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,646.04 : 184,431 = 73,216.62 : x
  2. Step 2: Convert to fraction form
    133,646.04/184,431 = 73,216.62/x
  3. Step 3: Cross multiply
    133,646.04x = 184,431 × 73,216.62
  4. Step 4: Simplify right side
    133,646.04x = 13,503,414,443.22
  5. Step 5: Solve for x
    x = 13,503,414,443.22/133,646.04
  6. Step 6: Final answer
    x = 101,038.64

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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.