Home / 237,827.51-328,185.78-130,375.34

Finding the Fourth Proportional to 237,827.51, 328,185.78 and 130,375.34

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Solution

The fourth proportional to 237,827.51, 328,185.78 and 130,375.34 is: 179,909.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,827.51 : 328,185.78 = 130,375.34 : x
  2. Step 2: Convert to fraction form
    237,827.51/328,185.78 = 130,375.34/x
  3. Step 3: Cross multiply
    237,827.51x = 328,185.78 × 130,375.34
  4. Step 4: Simplify right side
    237,827.51x = 42,787,332,650.67
  5. Step 5: Solve for x
    x = 42,787,332,650.67/237,827.51
  6. Step 6: Final answer
    x = 179,909.10

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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.