Home / 122,282.85-183,477.03-66,162.48

Finding the Fourth Proportional to 122,282.85, 183,477.03 and 66,162.48

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Solution

The fourth proportional to 122,282.85, 183,477.03 and 66,162.48 is: 99,272.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,282.85 : 183,477.03 = 66,162.48 : x
  2. Step 2: Convert to fraction form
    122,282.85/183,477.03 = 66,162.48/x
  3. Step 3: Cross multiply
    122,282.85x = 183,477.03 × 66,162.48
  4. Step 4: Simplify right side
    122,282.85x = 12,139,295,327.83
  5. Step 5: Solve for x
    x = 12,139,295,327.83/122,282.85
  6. Step 6: Final answer
    x = 99,272.26

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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.