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Finding the Fourth Proportional to 84,099.44, 116,058.13 and 45,858.67

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Solution

The fourth proportional to 84,099.44, 116,058.13 and 45,858.67 is: 63,285.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,099.44 : 116,058.13 = 45,858.67 : x
  2. Step 2: Convert to fraction form
    84,099.44/116,058.13 = 45,858.67/x
  3. Step 3: Cross multiply
    84,099.44x = 116,058.13 × 45,858.67
  4. Step 4: Simplify right side
    84,099.44x = 5,322,271,079.70
  5. Step 5: Solve for x
    x = 5,322,271,079.70/84,099.44
  6. Step 6: Final answer
    x = 63,285.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.