Home / 284,811.99-426,966.57-107,443.56

Finding the Fourth Proportional to 284,811.99, 426,966.57 and 107,443.56

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Solution

The fourth proportional to 284,811.99, 426,966.57 and 107,443.56 is: 161,070.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,811.99 : 426,966.57 = 107,443.56 : x
  2. Step 2: Convert to fraction form
    284,811.99/426,966.57 = 107,443.56/x
  3. Step 3: Cross multiply
    284,811.99x = 426,966.57 × 107,443.56
  4. Step 4: Simplify right side
    284,811.99x = 45,874,807,744.57
  5. Step 5: Solve for x
    x = 45,874,807,744.57/284,811.99
  6. Step 6: Final answer
    x = 161,070.49

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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.