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Finding the Fourth Proportional to 239,752.07, 359,342.11 and 111,495.22

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Solution

The fourth proportional to 239,752.07, 359,342.11 and 111,495.22 is: 167,109.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,752.07 : 359,342.11 = 111,495.22 : x
  2. Step 2: Convert to fraction form
    239,752.07/359,342.11 = 111,495.22/x
  3. Step 3: Cross multiply
    239,752.07x = 359,342.11 × 111,495.22
  4. Step 4: Simplify right side
    239,752.07x = 40,064,927,609.71
  5. Step 5: Solve for x
    x = 40,064,927,609.71/239,752.07
  6. Step 6: Final answer
    x = 167,109.83

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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.