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Finding the Fourth Proportional to 104,494.32, 144,202.44 and 56,748.48

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Solution

The fourth proportional to 104,494.32, 144,202.44 and 56,748.48 is: 78,313.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,494.32 : 144,202.44 = 56,748.48 : x
  2. Step 2: Convert to fraction form
    104,494.32/144,202.44 = 56,748.48/x
  3. Step 3: Cross multiply
    104,494.32x = 144,202.44 × 56,748.48
  4. Step 4: Simplify right side
    104,494.32x = 8,183,269,282.29
  5. Step 5: Solve for x
    x = 8,183,269,282.29/104,494.32
  6. Step 6: Final answer
    x = 78,313.05

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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.