Home / 251,528.21-377,251.29-73,993.72

Finding the Fourth Proportional to 251,528.21, 377,251.29 and 73,993.72

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Solution

The fourth proportional to 251,528.21, 377,251.29 and 73,993.72 is: 110,978.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,528.21 : 377,251.29 = 73,993.72 : x
  2. Step 2: Convert to fraction form
    251,528.21/377,251.29 = 73,993.72/x
  3. Step 3: Cross multiply
    251,528.21x = 377,251.29 × 73,993.72
  4. Step 4: Simplify right side
    251,528.21x = 27,914,225,378.77
  5. Step 5: Solve for x
    x = 27,914,225,378.77/251,528.21
  6. Step 6: Final answer
    x = 110,978.51

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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.