Home / 119,043.89-178,563.87-47,964.79

Finding the Fourth Proportional to 119,043.89, 178,563.87 and 47,964.79

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Solution

The fourth proportional to 119,043.89, 178,563.87 and 47,964.79 is: 71,946.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,043.89 : 178,563.87 = 47,964.79 : x
  2. Step 2: Convert to fraction form
    119,043.89/178,563.87 = 47,964.79/x
  3. Step 3: Cross multiply
    119,043.89x = 178,563.87 × 47,964.79
  4. Step 4: Simplify right side
    119,043.89x = 8,564,778,614.44
  5. Step 5: Solve for x
    x = 8,564,778,614.44/119,043.89
  6. Step 6: Final answer
    x = 71,946.40

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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.