Home / 210,944.22-316,415.85-53,185.02

Finding the Fourth Proportional to 210,944.22, 316,415.85 and 53,185.02

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Solution

The fourth proportional to 210,944.22, 316,415.85 and 53,185.02 is: 79,777.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,944.22 : 316,415.85 = 53,185.02 : x
  2. Step 2: Convert to fraction form
    210,944.22/316,415.85 = 53,185.02/x
  3. Step 3: Cross multiply
    210,944.22x = 316,415.85 × 53,185.02
  4. Step 4: Simplify right side
    210,944.22x = 16,828,583,310.57
  5. Step 5: Solve for x
    x = 16,828,583,310.57/210,944.22
  6. Step 6: Final answer
    x = 79,777.41

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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.