Home / 108,260.20-162,293.10-70,838.20

Finding the Fourth Proportional to 108,260.20, 162,293.10 and 70,838.20

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Solution

The fourth proportional to 108,260.20, 162,293.10 and 70,838.20 is: 106,193.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,260.20 : 162,293.10 = 70,838.20 : x
  2. Step 2: Convert to fraction form
    108,260.20/162,293.10 = 70,838.20/x
  3. Step 3: Cross multiply
    108,260.20x = 162,293.10 × 70,838.20
  4. Step 4: Simplify right side
    108,260.20x = 11,496,551,076.42
  5. Step 5: Solve for x
    x = 11,496,551,076.42/108,260.20
  6. Step 6: Final answer
    x = 106,193.70

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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.