Home / 93,074.90-139,515.14-45,624.29

Finding the Fourth Proportional to 93,074.90, 139,515.14 and 45,624.29

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Solution

The fourth proportional to 93,074.90, 139,515.14 and 45,624.29 is: 68,388.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,074.90 : 139,515.14 = 45,624.29 : x
  2. Step 2: Convert to fraction form
    93,074.90/139,515.14 = 45,624.29/x
  3. Step 3: Cross multiply
    93,074.90x = 139,515.14 × 45,624.29
  4. Step 4: Simplify right side
    93,074.90x = 6,365,278,623.24
  5. Step 5: Solve for x
    x = 6,365,278,623.24/93,074.90
  6. Step 6: Final answer
    x = 68,388.78

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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.