Home / 133,323.36-200,068.56-71,034.72

Finding the Fourth Proportional to 133,323.36, 200,068.56 and 71,034.72

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Solution

The fourth proportional to 133,323.36, 200,068.56 and 71,034.72 is: 106,596.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,323.36 : 200,068.56 = 71,034.72 : x
  2. Step 2: Convert to fraction form
    133,323.36/200,068.56 = 71,034.72/x
  3. Step 3: Cross multiply
    133,323.36x = 200,068.56 × 71,034.72
  4. Step 4: Simplify right side
    133,323.36x = 14,211,814,140.40
  5. Step 5: Solve for x
    x = 14,211,814,140.40/133,323.36
  6. Step 6: Final answer
    x = 106,596.58

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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.