Home / 119,052.30-178,579.44-30,305.82

Finding the Fourth Proportional to 119,052.30, 178,579.44 and 30,305.82

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Solution

The fourth proportional to 119,052.30, 178,579.44 and 30,305.82 is: 45,458.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,052.30 : 178,579.44 = 30,305.82 : x
  2. Step 2: Convert to fraction form
    119,052.30/178,579.44 = 30,305.82/x
  3. Step 3: Cross multiply
    119,052.30x = 178,579.44 × 30,305.82
  4. Step 4: Simplify right side
    119,052.30x = 5,411,996,364.34
  5. Step 5: Solve for x
    x = 5,411,996,364.34/119,052.30
  6. Step 6: Final answer
    x = 45,458.98

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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.