Home / 189,314.07-283,975.20-56,203.67

Finding the Fourth Proportional to 189,314.07, 283,975.20 and 56,203.67

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Solution

The fourth proportional to 189,314.07, 283,975.20 and 56,203.67 is: 84,306.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,314.07 : 283,975.20 = 56,203.67 : x
  2. Step 2: Convert to fraction form
    189,314.07/283,975.20 = 56,203.67/x
  3. Step 3: Cross multiply
    189,314.07x = 283,975.20 × 56,203.67
  4. Step 4: Simplify right side
    189,314.07x = 15,960,447,009.11
  5. Step 5: Solve for x
    x = 15,960,447,009.11/189,314.07
  6. Step 6: Final answer
    x = 84,306.71

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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.