Home / 119,269.80-178,985.16-49,147.56

Finding the Fourth Proportional to 119,269.80, 178,985.16 and 49,147.56

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Solution

The fourth proportional to 119,269.80, 178,985.16 and 49,147.56 is: 73,754.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,269.80 : 178,985.16 = 49,147.56 : x
  2. Step 2: Convert to fraction form
    119,269.80/178,985.16 = 49,147.56/x
  3. Step 3: Cross multiply
    119,269.80x = 178,985.16 × 49,147.56
  4. Step 4: Simplify right side
    119,269.80x = 8,796,683,890.21
  5. Step 5: Solve for x
    x = 8,796,683,890.21/119,269.80
  6. Step 6: Final answer
    x = 73,754.50

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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.