Home / 108,055.22-162,047.78-35,988.95

Finding the Fourth Proportional to 108,055.22, 162,047.78 and 35,988.95

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Solution

The fourth proportional to 108,055.22, 162,047.78 and 35,988.95 is: 53,971.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,055.22 : 162,047.78 = 35,988.95 : x
  2. Step 2: Convert to fraction form
    108,055.22/162,047.78 = 35,988.95/x
  3. Step 3: Cross multiply
    108,055.22x = 162,047.78 × 35,988.95
  4. Step 4: Simplify right side
    108,055.22x = 5,831,928,461.85
  5. Step 5: Solve for x
    x = 5,831,928,461.85/108,055.22
  6. Step 6: Final answer
    x = 53,971.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.