Home / 88,065.98-131,928.96-52,555.67

Finding the Fourth Proportional to 88,065.98, 131,928.96 and 52,555.67

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Solution

The fourth proportional to 88,065.98, 131,928.96 and 52,555.67 is: 78,732.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,065.98 : 131,928.96 = 52,555.67 : x
  2. Step 2: Convert to fraction form
    88,065.98/131,928.96 = 52,555.67/x
  3. Step 3: Cross multiply
    88,065.98x = 131,928.96 × 52,555.67
  4. Step 4: Simplify right side
    88,065.98x = 6,933,615,363.85
  5. Step 5: Solve for x
    x = 6,933,615,363.85/88,065.98
  6. Step 6: Final answer
    x = 78,732.05

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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.