Home / 108,055.20-162,155.70-63,634.80

Finding the Fourth Proportional to 108,055.20, 162,155.70 and 63,634.80

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Solution

The fourth proportional to 108,055.20, 162,155.70 and 63,634.80 is: 95,495.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,055.20 : 162,155.70 = 63,634.80 : x
  2. Step 2: Convert to fraction form
    108,055.20/162,155.70 = 63,634.80/x
  3. Step 3: Cross multiply
    108,055.20x = 162,155.70 × 63,634.80
  4. Step 4: Simplify right side
    108,055.20x = 10,318,745,538.36
  5. Step 5: Solve for x
    x = 10,318,745,538.36/108,055.20
  6. Step 6: Final answer
    x = 95,495.13

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1.5x scale

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.