Home / 189,208.74-283,814.23-56,090.12

Finding the Fourth Proportional to 189,208.74, 283,814.23 and 56,090.12

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Solution

The fourth proportional to 189,208.74, 283,814.23 and 56,090.12 is: 84,135.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,208.74 : 283,814.23 = 56,090.12 : x
  2. Step 2: Convert to fraction form
    189,208.74/283,814.23 = 56,090.12/x
  3. Step 3: Cross multiply
    189,208.74x = 283,814.23 × 56,090.12
  4. Step 4: Simplify right side
    189,208.74x = 15,919,174,218.41
  5. Step 5: Solve for x
    x = 15,919,174,218.41/189,208.74
  6. Step 6: Final answer
    x = 84,135.51

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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.