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Finding the Fourth Proportional to 76,994.51, 115,495.84 and 24,408.10

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Solution

The fourth proportional to 76,994.51, 115,495.84 and 24,408.10 is: 36,613.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,994.51 : 115,495.84 = 24,408.10 : x
  2. Step 2: Convert to fraction form
    76,994.51/115,495.84 = 24,408.10/x
  3. Step 3: Cross multiply
    76,994.51x = 115,495.84 × 24,408.10
  4. Step 4: Simplify right side
    76,994.51x = 2,819,033,754.07
  5. Step 5: Solve for x
    x = 2,819,033,754.07/76,994.51
  6. Step 6: Final answer
    x = 36,613.44

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1.5x scale

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.