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Finding the Fourth Proportional to 238,424.21, 329,032.41 and 136,482.41

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Solution

The fourth proportional to 238,424.21, 329,032.41 and 136,482.41 is: 188,349.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,424.21 : 329,032.41 = 136,482.41 : x
  2. Step 2: Convert to fraction form
    238,424.21/329,032.41 = 136,482.41/x
  3. Step 3: Cross multiply
    238,424.21x = 329,032.41 × 136,482.41
  4. Step 4: Simplify right side
    238,424.21x = 44,907,137,107.49
  5. Step 5: Solve for x
    x = 44,907,137,107.49/238,424.21
  6. Step 6: Final answer
    x = 188,349.74

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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.