Home / 239,457.82-358,944.19-155,271.39

Finding the Fourth Proportional to 239,457.82, 358,944.19 and 155,271.39

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Solution

The fourth proportional to 239,457.82, 358,944.19 and 155,271.39 is: 232,749.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,457.82 : 358,944.19 = 155,271.39 : x
  2. Step 2: Convert to fraction form
    239,457.82/358,944.19 = 155,271.39/x
  3. Step 3: Cross multiply
    239,457.82x = 358,944.19 × 155,271.39
  4. Step 4: Simplify right side
    239,457.82x = 55,733,763,313.72
  5. Step 5: Solve for x
    x = 55,733,763,313.72/239,457.82
  6. Step 6: Final answer
    x = 232,749.82

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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.