Home / 189,192.28-283,780.22-47,034.58

Finding the Fourth Proportional to 189,192.28, 283,780.22 and 47,034.58

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Solution

The fourth proportional to 189,192.28, 283,780.22 and 47,034.58 is: 70,549.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,192.28 : 283,780.22 = 47,034.58 : x
  2. Step 2: Convert to fraction form
    189,192.28/283,780.22 = 47,034.58/x
  3. Step 3: Cross multiply
    189,192.28x = 283,780.22 × 47,034.58
  4. Step 4: Simplify right side
    189,192.28x = 13,347,483,460.01
  5. Step 5: Solve for x
    x = 13,347,483,460.01/189,192.28
  6. Step 6: Final answer
    x = 70,549.83

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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.