Home / 108,069.10-162,022.65-55,516.30

Finding the Fourth Proportional to 108,069.10, 162,022.65 and 55,516.30

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Solution

The fourth proportional to 108,069.10, 162,022.65 and 55,516.30 is: 83,232.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,069.10 : 162,022.65 = 55,516.30 : x
  2. Step 2: Convert to fraction form
    108,069.10/162,022.65 = 55,516.30/x
  3. Step 3: Cross multiply
    108,069.10x = 162,022.65 × 55,516.30
  4. Step 4: Simplify right side
    108,069.10x = 8,994,898,044.20
  5. Step 5: Solve for x
    x = 8,994,898,044.20/108,069.10
  6. Step 6: Final answer
    x = 83,232.84

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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.