Home / 119,045.16-178,568.82-30,298.77

Finding the Fourth Proportional to 119,045.16, 178,568.82 and 30,298.77

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Solution

The fourth proportional to 119,045.16, 178,568.82 and 30,298.77 is: 45,448.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,045.16 : 178,568.82 = 30,298.77 : x
  2. Step 2: Convert to fraction form
    119,045.16/178,568.82 = 30,298.77/x
  3. Step 3: Cross multiply
    119,045.16x = 178,568.82 × 30,298.77
  4. Step 4: Simplify right side
    119,045.16x = 5,410,415,606.35
  5. Step 5: Solve for x
    x = 5,410,415,606.35/119,045.16
  6. Step 6: Final answer
    x = 45,448.43

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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.