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Finding the Fourth Proportional to 52,765.84, 79,157.40 and 25,054.48

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Solution

The fourth proportional to 52,765.84, 79,157.40 and 25,054.48 is: 37,585.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,765.84 : 79,157.40 = 25,054.48 : x
  2. Step 2: Convert to fraction form
    52,765.84/79,157.40 = 25,054.48/x
  3. Step 3: Cross multiply
    52,765.84x = 79,157.40 × 25,054.48
  4. Step 4: Simplify right side
    52,765.84x = 1,983,247,495.15
  5. Step 5: Solve for x
    x = 1,983,247,495.15/52,765.84
  6. Step 6: Final answer
    x = 37,585.82

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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.