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Finding the Fourth Proportional to 125,199.74, 187,873.43 and 46,369.33

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Solution

The fourth proportional to 125,199.74, 187,873.43 and 46,369.33 is: 69,581.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,199.74 : 187,873.43 = 46,369.33 : x
  2. Step 2: Convert to fraction form
    125,199.74/187,873.43 = 46,369.33/x
  3. Step 3: Cross multiply
    125,199.74x = 187,873.43 × 46,369.33
  4. Step 4: Simplify right side
    125,199.74x = 8,711,564,372.37
  5. Step 5: Solve for x
    x = 8,711,564,372.37/125,199.74
  6. Step 6: Final answer
    x = 69,581.33

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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.