Home / 108,628.20-162,893.70-42,046.20

Finding the Fourth Proportional to 108,628.20, 162,893.70 and 42,046.20

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Solution

The fourth proportional to 108,628.20, 162,893.70 and 42,046.20 is: 63,050.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,628.20 : 162,893.70 = 42,046.20 : x
  2. Step 2: Convert to fraction form
    108,628.20/162,893.70 = 42,046.20/x
  3. Step 3: Cross multiply
    108,628.20x = 162,893.70 × 42,046.20
  4. Step 4: Simplify right side
    108,628.20x = 6,849,061,088.94
  5. Step 5: Solve for x
    x = 6,849,061,088.94/108,628.20
  6. Step 6: Final answer
    x = 63,050.49

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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.