Home / 119,228.90-178,815.60-44,384.30

Finding the Fourth Proportional to 119,228.90, 178,815.60 and 44,384.30

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Solution

The fourth proportional to 119,228.90, 178,815.60 and 44,384.30 is: 66,566.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,228.90 : 178,815.60 = 44,384.30 : x
  2. Step 2: Convert to fraction form
    119,228.90/178,815.60 = 44,384.30/x
  3. Step 3: Cross multiply
    119,228.90x = 178,815.60 × 44,384.30
  4. Step 4: Simplify right side
    119,228.90x = 7,936,605,235.08
  5. Step 5: Solve for x
    x = 7,936,605,235.08/119,228.90
  6. Step 6: Final answer
    x = 66,566.12

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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.