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Finding the Fourth Proportional to 159,082.02, 238,623.03 and 65,585.34

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Solution

The fourth proportional to 159,082.02, 238,623.03 and 65,585.34 is: 98,378.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,082.02 : 238,623.03 = 65,585.34 : x
  2. Step 2: Convert to fraction form
    159,082.02/238,623.03 = 65,585.34/x
  3. Step 3: Cross multiply
    159,082.02x = 238,623.03 × 65,585.34
  4. Step 4: Simplify right side
    159,082.02x = 15,650,172,554.38
  5. Step 5: Solve for x
    x = 15,650,172,554.38/159,082.02
  6. Step 6: Final answer
    x = 98,378.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.