Home / 135,532.85-187,025.76-75,097.67

Finding the Fourth Proportional to 135,532.85, 187,025.76 and 75,097.67

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Solution

The fourth proportional to 135,532.85, 187,025.76 and 75,097.67 is: 103,629.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,532.85 : 187,025.76 = 75,097.67 : x
  2. Step 2: Convert to fraction form
    135,532.85/187,025.76 = 75,097.67/x
  3. Step 3: Cross multiply
    135,532.85x = 187,025.76 × 75,097.67
  4. Step 4: Simplify right side
    135,532.85x = 14,045,197,870.85
  5. Step 5: Solve for x
    x = 14,045,197,870.85/135,532.85
  6. Step 6: Final answer
    x = 103,629.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.