Home / 108,659.34-162,989.02-38,522.26

Finding the Fourth Proportional to 108,659.34, 162,989.02 and 38,522.26

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Solution

The fourth proportional to 108,659.34, 162,989.02 and 38,522.26 is: 57,783.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,659.34 : 162,989.02 = 38,522.26 : x
  2. Step 2: Convert to fraction form
    108,659.34/162,989.02 = 38,522.26/x
  3. Step 3: Cross multiply
    108,659.34x = 162,989.02 × 38,522.26
  4. Step 4: Simplify right side
    108,659.34x = 6,278,705,405.59
  5. Step 5: Solve for x
    x = 6,278,705,405.59/108,659.34
  6. Step 6: Final answer
    x = 57,783.39

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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.