Home / 317,921.95-476,586.46-107,412.67

Finding the Fourth Proportional to 317,921.95, 476,586.46 and 107,412.67

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Solution

The fourth proportional to 317,921.95, 476,586.46 and 107,412.67 is: 161,018.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,921.95 : 476,586.46 = 107,412.67 : x
  2. Step 2: Convert to fraction form
    317,921.95/476,586.46 = 107,412.67/x
  3. Step 3: Cross multiply
    317,921.95x = 476,586.46 × 107,412.67
  4. Step 4: Simplify right side
    317,921.95x = 51,191,424,154.45
  5. Step 5: Solve for x
    x = 51,191,424,154.45/317,921.95
  6. Step 6: Final answer
    x = 161,018.84

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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.