Home / 189,262.47-283,952.93-56,143.43

Finding the Fourth Proportional to 189,262.47, 283,952.93 and 56,143.43

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Solution

The fourth proportional to 189,262.47, 283,952.93 and 56,143.43 is: 84,232.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,262.47 : 283,952.93 = 56,143.43 : x
  2. Step 2: Convert to fraction form
    189,262.47/283,952.93 = 56,143.43/x
  3. Step 3: Cross multiply
    189,262.47x = 283,952.93 × 56,143.43
  4. Step 4: Simplify right side
    189,262.47x = 15,942,090,813.09
  5. Step 5: Solve for x
    x = 15,942,090,813.09/189,262.47
  6. Step 6: Final answer
    x = 84,232.71

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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.