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Finding the Fourth Proportional to 158,992.30, 238,051.05 and 151,119.10

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Solution

The fourth proportional to 158,992.30, 238,051.05 and 151,119.10 is: 226,262.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,992.30 : 238,051.05 = 151,119.10 : x
  2. Step 2: Convert to fraction form
    158,992.30/238,051.05 = 151,119.10/x
  3. Step 3: Cross multiply
    158,992.30x = 238,051.05 × 151,119.10
  4. Step 4: Simplify right side
    158,992.30x = 35,974,060,430.06
  5. Step 5: Solve for x
    x = 35,974,060,430.06/158,992.30
  6. Step 6: Final answer
    x = 226,262.91

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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.