Home / 211,548.27-315,123.68-200,088.84

Finding the Fourth Proportional to 211,548.27, 315,123.68 and 200,088.84

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Solution

The fourth proportional to 211,548.27, 315,123.68 and 200,088.84 is: 298,053.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,548.27 : 315,123.68 = 200,088.84 : x
  2. Step 2: Convert to fraction form
    211,548.27/315,123.68 = 200,088.84/x
  3. Step 3: Cross multiply
    211,548.27x = 315,123.68 × 200,088.84
  4. Step 4: Simplify right side
    211,548.27x = 63,052,730,012.11
  5. Step 5: Solve for x
    x = 63,052,730,012.11/211,548.27
  6. Step 6: Final answer
    x = 298,053.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.