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Finding the Fourth Proportional to 125,656.62, 188,484.81 and 32,162.22

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Solution

The fourth proportional to 125,656.62, 188,484.81 and 32,162.22 is: 48,243.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,656.62 : 188,484.81 = 32,162.22 : x
  2. Step 2: Convert to fraction form
    125,656.62/188,484.81 = 32,162.22/x
  3. Step 3: Cross multiply
    125,656.62x = 188,484.81 × 32,162.22
  4. Step 4: Simplify right side
    125,656.62x = 6,062,089,925.88
  5. Step 5: Solve for x
    x = 6,062,089,925.88/125,656.62
  6. Step 6: Final answer
    x = 48,243.30

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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.