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Finding the Fourth Proportional to 125,602.56, 188,410.08 and 32,109.12

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Solution

The fourth proportional to 125,602.56, 188,410.08 and 32,109.12 is: 48,165.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,602.56 : 188,410.08 = 32,109.12 : x
  2. Step 2: Convert to fraction form
    125,602.56/188,410.08 = 32,109.12/x
  3. Step 3: Cross multiply
    125,602.56x = 188,410.08 × 32,109.12
  4. Step 4: Simplify right side
    125,602.56x = 6,049,681,867.93
  5. Step 5: Solve for x
    x = 6,049,681,867.93/125,602.56
  6. Step 6: Final answer
    x = 48,165.28

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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.