Home / 189,271.32-283,863.21-56,119.47

Finding the Fourth Proportional to 189,271.32, 283,863.21 and 56,119.47

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Solution

The fourth proportional to 189,271.32, 283,863.21 and 56,119.47 is: 84,166.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,271.32 : 283,863.21 = 56,119.47 : x
  2. Step 2: Convert to fraction form
    189,271.32/283,863.21 = 56,119.47/x
  3. Step 3: Cross multiply
    189,271.32x = 283,863.21 × 56,119.47
  4. Step 4: Simplify right side
    189,271.32x = 15,930,252,897.70
  5. Step 5: Solve for x
    x = 15,930,252,897.70/189,271.32
  6. Step 6: Final answer
    x = 84,166.23

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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.