Home / 237,760.23-328,142.67-147,145.38

Finding the Fourth Proportional to 237,760.23, 328,142.67 and 147,145.38

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Solution

The fourth proportional to 237,760.23, 328,142.67 and 147,145.38 is: 203,081.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,760.23 : 328,142.67 = 147,145.38 : x
  2. Step 2: Convert to fraction form
    237,760.23/328,142.67 = 147,145.38/x
  3. Step 3: Cross multiply
    237,760.23x = 328,142.67 × 147,145.38
  4. Step 4: Simplify right side
    237,760.23x = 48,284,677,871.36
  5. Step 5: Solve for x
    x = 48,284,677,871.36/237,760.23
  6. Step 6: Final answer
    x = 203,081.39

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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.