Home / 222,603.60-307,191.24-122,001.36

Finding the Fourth Proportional to 222,603.60, 307,191.24 and 122,001.36

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Solution

The fourth proportional to 222,603.60, 307,191.24 and 122,001.36 is: 168,360.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,603.60 : 307,191.24 = 122,001.36 : x
  2. Step 2: Convert to fraction form
    222,603.60/307,191.24 = 122,001.36/x
  3. Step 3: Cross multiply
    222,603.60x = 307,191.24 × 122,001.36
  4. Step 4: Simplify right side
    222,603.60x = 37,477,749,060.09
  5. Step 5: Solve for x
    x = 37,477,749,060.09/222,603.60
  6. Step 6: Final answer
    x = 168,360.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.