Home / 119,313.10-178,965.53-30,567.48

Finding the Fourth Proportional to 119,313.10, 178,965.53 and 30,567.48

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Solution

The fourth proportional to 119,313.10, 178,965.53 and 30,567.48 is: 45,850.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,313.10 : 178,965.53 = 30,567.48 : x
  2. Step 2: Convert to fraction form
    119,313.10/178,965.53 = 30,567.48/x
  3. Step 3: Cross multiply
    119,313.10x = 178,965.53 × 30,567.48
  4. Step 4: Simplify right side
    119,313.10x = 5,470,525,258.96
  5. Step 5: Solve for x
    x = 5,470,525,258.96/119,313.10
  6. Step 6: Final answer
    x = 45,850.16

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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.