Home / 189,209.12-283,805.44-47,051.42

Finding the Fourth Proportional to 189,209.12, 283,805.44 and 47,051.42

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Solution

The fourth proportional to 189,209.12, 283,805.44 and 47,051.42 is: 70,575.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,209.12 : 283,805.44 = 47,051.42 : x
  2. Step 2: Convert to fraction form
    189,209.12/283,805.44 = 47,051.42/x
  3. Step 3: Cross multiply
    189,209.12x = 283,805.44 × 47,051.42
  4. Step 4: Simplify right side
    189,209.12x = 13,353,447,419.07
  5. Step 5: Solve for x
    x = 13,353,447,419.07/189,209.12
  6. Step 6: Final answer
    x = 70,575.07

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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.