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Finding the Fourth Proportional to 167,291.47, 250,946.93 and 47,338.37

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Solution

The fourth proportional to 167,291.47, 250,946.93 and 47,338.37 is: 71,010.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,291.47 : 250,946.93 = 47,338.37 : x
  2. Step 2: Convert to fraction form
    167,291.47/250,946.93 = 47,338.37/x
  3. Step 3: Cross multiply
    167,291.47x = 250,946.93 × 47,338.37
  4. Step 4: Simplify right side
    167,291.47x = 11,879,417,486.32
  5. Step 5: Solve for x
    x = 11,879,417,486.32/167,291.47
  6. Step 6: Final answer
    x = 71,010.30

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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.