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Finding the Fourth Proportional to 365,319.77, 548,034.19 and 112,579.25

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Solution

The fourth proportional to 365,319.77, 548,034.19 and 112,579.25 is: 168,885.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,319.77 : 548,034.19 = 112,579.25 : x
  2. Step 2: Convert to fraction form
    365,319.77/548,034.19 = 112,579.25/x
  3. Step 3: Cross multiply
    365,319.77x = 548,034.19 × 112,579.25
  4. Step 4: Simplify right side
    365,319.77x = 61,697,275,062.94
  5. Step 5: Solve for x
    x = 61,697,275,062.94/365,319.77
  6. Step 6: Final answer
    x = 168,885.67

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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.