Home / 370,815.44-555,893.28-134,105.50

Finding the Fourth Proportional to 370,815.44, 555,893.28 and 134,105.50

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Solution

The fourth proportional to 370,815.44, 555,893.28 and 134,105.50 is: 201,038.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,815.44 : 555,893.28 = 134,105.50 : x
  2. Step 2: Convert to fraction form
    370,815.44/555,893.28 = 134,105.50/x
  3. Step 3: Cross multiply
    370,815.44x = 555,893.28 × 134,105.50
  4. Step 4: Simplify right side
    370,815.44x = 74,548,343,481.57
  5. Step 5: Solve for x
    x = 74,548,343,481.57/370,815.44
  6. Step 6: Final answer
    x = 201,038.94

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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.