Home / 119,023.69-178,536.56-30,277.28

Finding the Fourth Proportional to 119,023.69, 178,536.56 and 30,277.28

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Solution

The fourth proportional to 119,023.69, 178,536.56 and 30,277.28 is: 45,416.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,023.69 : 178,536.56 = 30,277.28 : x
  2. Step 2: Convert to fraction form
    119,023.69/178,536.56 = 30,277.28/x
  3. Step 3: Cross multiply
    119,023.69x = 178,536.56 × 30,277.28
  4. Step 4: Simplify right side
    119,023.69x = 5,405,601,417.36
  5. Step 5: Solve for x
    x = 5,405,601,417.36/119,023.69
  6. Step 6: Final answer
    x = 45,416.18

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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.