Home / 252,836.70-348,915.83-138,116.94

Finding the Fourth Proportional to 252,836.70, 348,915.83 and 138,116.94

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Solution

The fourth proportional to 252,836.70, 348,915.83 and 138,116.94 is: 190,602.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,836.70 : 348,915.83 = 138,116.94 : x
  2. Step 2: Convert to fraction form
    252,836.70/348,915.83 = 138,116.94/x
  3. Step 3: Cross multiply
    252,836.70x = 348,915.83 × 138,116.94
  4. Step 4: Simplify right side
    252,836.70x = 48,191,186,066.58
  5. Step 5: Solve for x
    x = 48,191,186,066.58/252,836.70
  6. Step 6: Final answer
    x = 190,602.02

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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.