Home / 52,115.88-78,278.44-31,096.94

Finding the Fourth Proportional to 52,115.88, 78,278.44 and 31,096.94

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Solution

The fourth proportional to 52,115.88, 78,278.44 and 31,096.94 is: 46,707.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,115.88 : 78,278.44 = 31,096.94 : x
  2. Step 2: Convert to fraction form
    52,115.88/78,278.44 = 31,096.94/x
  3. Step 3: Cross multiply
    52,115.88x = 78,278.44 × 31,096.94
  4. Step 4: Simplify right side
    52,115.88x = 2,434,220,069.93
  5. Step 5: Solve for x
    x = 2,434,220,069.93/52,115.88
  6. Step 6: Final answer
    x = 46,707.84

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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.