Home / 282,119.90-423,216.68-149,005.44

Finding the Fourth Proportional to 282,119.90, 423,216.68 and 149,005.44

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Solution

The fourth proportional to 282,119.90, 423,216.68 and 149,005.44 is: 223,527.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,119.90 : 423,216.68 = 149,005.44 : x
  2. Step 2: Convert to fraction form
    282,119.90/423,216.68 = 149,005.44/x
  3. Step 3: Cross multiply
    282,119.90x = 423,216.68 × 149,005.44
  4. Step 4: Simplify right side
    282,119.90x = 63,061,586,873.71
  5. Step 5: Solve for x
    x = 63,061,586,873.71/282,119.90
  6. Step 6: Final answer
    x = 223,527.61

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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.