Home / 108,986.10-163,479.15-35,114.10

Finding the Fourth Proportional to 108,986.10, 163,479.15 and 35,114.10

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Solution

The fourth proportional to 108,986.10, 163,479.15 and 35,114.10 is: 52,671.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,986.10 : 163,479.15 = 35,114.10 : x
  2. Step 2: Convert to fraction form
    108,986.10/163,479.15 = 35,114.10/x
  3. Step 3: Cross multiply
    108,986.10x = 163,479.15 × 35,114.10
  4. Step 4: Simplify right side
    108,986.10x = 5,740,423,221.02
  5. Step 5: Solve for x
    x = 5,740,423,221.02/108,986.10
  6. Step 6: Final answer
    x = 52,671.15

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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.