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Finding the Fourth Proportional to 237,642.69, 327,946.71 and 130,219.41

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Solution

The fourth proportional to 237,642.69, 327,946.71 and 130,219.41 is: 179,702.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,642.69 : 327,946.71 = 130,219.41 : x
  2. Step 2: Convert to fraction form
    237,642.69/327,946.71 = 130,219.41/x
  3. Step 3: Cross multiply
    237,642.69x = 327,946.71 × 130,219.41
  4. Step 4: Simplify right side
    237,642.69x = 42,705,027,087.64
  5. Step 5: Solve for x
    x = 42,705,027,087.64/237,642.69
  6. Step 6: Final answer
    x = 179,702.68

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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.