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Finding the Fourth Proportional to 298,751.02, 448,170.73 and 99,027.35

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Solution

The fourth proportional to 298,751.02, 448,170.73 and 99,027.35 is: 148,555.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,751.02 : 448,170.73 = 99,027.35 : x
  2. Step 2: Convert to fraction form
    298,751.02/448,170.73 = 99,027.35/x
  3. Step 3: Cross multiply
    298,751.02x = 448,170.73 × 99,027.35
  4. Step 4: Simplify right side
    298,751.02x = 44,381,158,931.68
  5. Step 5: Solve for x
    x = 44,381,158,931.68/298,751.02
  6. Step 6: Final answer
    x = 148,555.67

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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.