Home / 75,666.84-113,441.40-48,956.39

Finding the Fourth Proportional to 75,666.84, 113,441.40 and 48,956.39

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Solution

The fourth proportional to 75,666.84, 113,441.40 and 48,956.39 is: 73,396.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,666.84 : 113,441.40 = 48,956.39 : x
  2. Step 2: Convert to fraction form
    75,666.84/113,441.40 = 48,956.39/x
  3. Step 3: Cross multiply
    75,666.84x = 113,441.40 × 48,956.39
  4. Step 4: Simplify right side
    75,666.84x = 5,553,681,768.24
  5. Step 5: Solve for x
    x = 5,553,681,768.24/75,666.84
  6. Step 6: Final answer
    x = 73,396.51

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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.