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Finding the Fourth Proportional to 108,770.08, 150,069.04 and 63,415.96

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Solution

The fourth proportional to 108,770.08, 150,069.04 and 63,415.96 is: 87,494.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,770.08 : 150,069.04 = 63,415.96 : x
  2. Step 2: Convert to fraction form
    108,770.08/150,069.04 = 63,415.96/x
  3. Step 3: Cross multiply
    108,770.08x = 150,069.04 × 63,415.96
  4. Step 4: Simplify right side
    108,770.08x = 9,516,772,237.88
  5. Step 5: Solve for x
    x = 9,516,772,237.88/108,770.08
  6. Step 6: Final answer
    x = 87,494.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.