Home / 122,477.03-183,668.31-47,587.31

Finding the Fourth Proportional to 122,477.03, 183,668.31 and 47,587.31

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Solution

The fourth proportional to 122,477.03, 183,668.31 and 47,587.31 is: 71,362.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,477.03 : 183,668.31 = 47,587.31 : x
  2. Step 2: Convert to fraction form
    122,477.03/183,668.31 = 47,587.31/x
  3. Step 3: Cross multiply
    122,477.03x = 183,668.31 × 47,587.31
  4. Step 4: Simplify right side
    122,477.03x = 8,740,281,608.69
  5. Step 5: Solve for x
    x = 8,740,281,608.69/122,477.03
  6. Step 6: Final answer
    x = 71,362.62

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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.