Home / 238,098.59-328,582.44-130,672.43

Finding the Fourth Proportional to 238,098.59, 328,582.44 and 130,672.43

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Solution

The fourth proportional to 238,098.59, 328,582.44 and 130,672.43 is: 180,331.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,098.59 : 328,582.44 = 130,672.43 : x
  2. Step 2: Convert to fraction form
    238,098.59/328,582.44 = 130,672.43/x
  3. Step 3: Cross multiply
    238,098.59x = 328,582.44 × 130,672.43
  4. Step 4: Simplify right side
    238,098.59x = 42,936,664,247.22
  5. Step 5: Solve for x
    x = 42,936,664,247.22/238,098.59
  6. Step 6: Final answer
    x = 180,331.45

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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.