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Finding the Fourth Proportional to 239,376.36, 359,051.58 and 73,164.36

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Solution

The fourth proportional to 239,376.36, 359,051.58 and 73,164.36 is: 109,742.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,376.36 : 359,051.58 = 73,164.36 : x
  2. Step 2: Convert to fraction form
    239,376.36/359,051.58 = 73,164.36/x
  3. Step 3: Cross multiply
    239,376.36x = 359,051.58 × 73,164.36
  4. Step 4: Simplify right side
    239,376.36x = 26,269,779,057.69
  5. Step 5: Solve for x
    x = 26,269,779,057.69/239,376.36
  6. Step 6: Final answer
    x = 109,742.58

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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.