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Finding the Fourth Proportional to 108,089.01, 162,157.14 and 33,214.50

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Solution

The fourth proportional to 108,089.01, 162,157.14 and 33,214.50 is: 49,829.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,089.01 : 162,157.14 = 33,214.50 : x
  2. Step 2: Convert to fraction form
    108,089.01/162,157.14 = 33,214.50/x
  3. Step 3: Cross multiply
    108,089.01x = 162,157.14 × 33,214.50
  4. Step 4: Simplify right side
    108,089.01x = 5,385,968,326.53
  5. Step 5: Solve for x
    x = 5,385,968,326.53/108,089.01
  6. Step 6: Final answer
    x = 49,829.01

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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.