Home / 108,836.60-150,184.14-61,079

Finding the Fourth Proportional to 108,836.60, 150,184.14 and 61,079

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Solution

The fourth proportional to 108,836.60, 150,184.14 and 61,079 is: 84,283.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,836.60 : 150,184.14 = 61,079 : x
  2. Step 2: Convert to fraction form
    108,836.60/150,184.14 = 61,079/x
  3. Step 3: Cross multiply
    108,836.60x = 150,184.14 × 61,079
  4. Step 4: Simplify right side
    108,836.60x = 9,173,097,087.06
  5. Step 5: Solve for x
    x = 9,173,097,087.06/108,836.60
  6. Step 6: Final answer
    x = 84,283.20

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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.