Home / 199,409.34-275,184.89-148,465.91

Finding the Fourth Proportional to 199,409.34, 275,184.89 and 148,465.91

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Solution

The fourth proportional to 199,409.34, 275,184.89 and 148,465.91 is: 204,882.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,409.34 : 275,184.89 = 148,465.91 : x
  2. Step 2: Convert to fraction form
    199,409.34/275,184.89 = 148,465.91/x
  3. Step 3: Cross multiply
    199,409.34x = 275,184.89 × 148,465.91
  4. Step 4: Simplify right side
    199,409.34x = 40,855,576,449.60
  5. Step 5: Solve for x
    x = 40,855,576,449.60/199,409.34
  6. Step 6: Final answer
    x = 204,882.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.