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Finding the Fourth Proportional to 133,082.32, 183,653.64 and 73,466.32

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Solution

The fourth proportional to 133,082.32, 183,653.64 and 73,466.32 is: 101,383.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,082.32 : 183,653.64 = 73,466.32 : x
  2. Step 2: Convert to fraction form
    133,082.32/183,653.64 = 73,466.32/x
  3. Step 3: Cross multiply
    133,082.32x = 183,653.64 × 73,466.32
  4. Step 4: Simplify right side
    133,082.32x = 13,492,357,085.40
  5. Step 5: Solve for x
    x = 13,492,357,085.40/133,082.32
  6. Step 6: Final answer
    x = 101,383.54

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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.