Home / 51,416.60-76,964.99-47,056.37

Finding the Fourth Proportional to 51,416.60, 76,964.99 and 47,056.37

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Solution

The fourth proportional to 51,416.60, 76,964.99 and 47,056.37 is: 70,438.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,416.60 : 76,964.99 = 47,056.37 : x
  2. Step 2: Convert to fraction form
    51,416.60/76,964.99 = 47,056.37/x
  3. Step 3: Cross multiply
    51,416.60x = 76,964.99 × 47,056.37
  4. Step 4: Simplify right side
    51,416.60x = 3,621,692,426.38
  5. Step 5: Solve for x
    x = 3,621,692,426.38/51,416.60
  6. Step 6: Final answer
    x = 70,438.20

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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.