Home / 238,084.71-328,546.09-130,652.58

Finding the Fourth Proportional to 238,084.71, 328,546.09 and 130,652.58

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Solution

The fourth proportional to 238,084.71, 328,546.09 and 130,652.58 is: 180,294.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,084.71 : 328,546.09 = 130,652.58 : x
  2. Step 2: Convert to fraction form
    238,084.71/328,546.09 = 130,652.58/x
  3. Step 3: Cross multiply
    238,084.71x = 328,546.09 × 130,652.58
  4. Step 4: Simplify right side
    238,084.71x = 42,925,394,307.41
  5. Step 5: Solve for x
    x = 42,925,394,307.41/238,084.71
  6. Step 6: Final answer
    x = 180,294.63

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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.