Home / 113,975.46-170,961.86-50,779.40

Finding the Fourth Proportional to 113,975.46, 170,961.86 and 50,779.40

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Solution

The fourth proportional to 113,975.46, 170,961.86 and 50,779.40 is: 76,168.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,975.46 : 170,961.86 = 50,779.40 : x
  2. Step 2: Convert to fraction form
    113,975.46/170,961.86 = 50,779.40/x
  3. Step 3: Cross multiply
    113,975.46x = 170,961.86 × 50,779.40
  4. Step 4: Simplify right side
    113,975.46x = 8,681,339,564.98
  5. Step 5: Solve for x
    x = 8,681,339,564.98/113,975.46
  6. Step 6: Final answer
    x = 76,168.50

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1.5x scale

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.