Home / 119,208.39-178,829.19-40,301.43

Finding the Fourth Proportional to 119,208.39, 178,829.19 and 40,301.43

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Solution

The fourth proportional to 119,208.39, 178,829.19 and 40,301.43 is: 60,457.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,208.39 : 178,829.19 = 40,301.43 : x
  2. Step 2: Convert to fraction form
    119,208.39/178,829.19 = 40,301.43/x
  3. Step 3: Cross multiply
    119,208.39x = 178,829.19 × 40,301.43
  4. Step 4: Simplify right side
    119,208.39x = 7,207,072,082.74
  5. Step 5: Solve for x
    x = 7,207,072,082.74/119,208.39
  6. Step 6: Final answer
    x = 60,457.76

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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.