Home / 223,024.56-307,765.64-121,047.83

Finding the Fourth Proportional to 223,024.56, 307,765.64 and 121,047.83

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Solution

The fourth proportional to 223,024.56, 307,765.64 and 121,047.83 is: 167,041.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,024.56 : 307,765.64 = 121,047.83 : x
  2. Step 2: Convert to fraction form
    223,024.56/307,765.64 = 121,047.83/x
  3. Step 3: Cross multiply
    223,024.56x = 307,765.64 × 121,047.83
  4. Step 4: Simplify right side
    223,024.56x = 37,254,362,806.35
  5. Step 5: Solve for x
    x = 37,254,362,806.35/223,024.56
  6. Step 6: Final answer
    x = 167,041.53

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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.