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Finding the Fourth Proportional to 79,896.85, 110,244.81 and 45,437.94

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Solution

The fourth proportional to 79,896.85, 110,244.81 and 45,437.94 is: 62,697.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,896.85 : 110,244.81 = 45,437.94 : x
  2. Step 2: Convert to fraction form
    79,896.85/110,244.81 = 45,437.94/x
  3. Step 3: Cross multiply
    79,896.85x = 110,244.81 × 45,437.94
  4. Step 4: Simplify right side
    79,896.85x = 5,009,297,337.70
  5. Step 5: Solve for x
    x = 5,009,297,337.70/79,896.85
  6. Step 6: Final answer
    x = 62,697.06

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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.