Home / 57,628.18-86,441.41-35,145.46

Finding the Fourth Proportional to 57,628.18, 86,441.41 and 35,145.46

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Solution

The fourth proportional to 57,628.18, 86,441.41 and 35,145.46 is: 52,717.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,628.18 : 86,441.41 = 35,145.46 : x
  2. Step 2: Convert to fraction form
    57,628.18/86,441.41 = 35,145.46/x
  3. Step 3: Cross multiply
    57,628.18x = 86,441.41 × 35,145.46
  4. Step 4: Simplify right side
    57,628.18x = 3,038,023,117.50
  5. Step 5: Solve for x
    x = 3,038,023,117.50/57,628.18
  6. Step 6: Final answer
    x = 52,717.67

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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.