Home / 176,615.09-243,643.11-104,944.37

Finding the Fourth Proportional to 176,615.09, 243,643.11 and 104,944.37

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Solution

The fourth proportional to 176,615.09, 243,643.11 and 104,944.37 is: 144,772.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,615.09 : 243,643.11 = 104,944.37 : x
  2. Step 2: Convert to fraction form
    176,615.09/243,643.11 = 104,944.37/x
  3. Step 3: Cross multiply
    176,615.09x = 243,643.11 × 104,944.37
  4. Step 4: Simplify right side
    176,615.09x = 25,568,971,465.58
  5. Step 5: Solve for x
    x = 25,568,971,465.58/176,615.09
  6. Step 6: Final answer
    x = 144,772.30

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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.