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Finding the Fourth Proportional to 125,624.55, 188,399.34 and 41,369.16

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Solution

The fourth proportional to 125,624.55, 188,399.34 and 41,369.16 is: 62,041.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,624.55 : 188,399.34 = 41,369.16 : x
  2. Step 2: Convert to fraction form
    125,624.55/188,399.34 = 41,369.16/x
  3. Step 3: Cross multiply
    125,624.55x = 188,399.34 × 41,369.16
  4. Step 4: Simplify right side
    125,624.55x = 7,793,922,440.35
  5. Step 5: Solve for x
    x = 7,793,922,440.35/125,624.55
  6. Step 6: Final answer
    x = 62,041.40

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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.