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Finding the Fourth Proportional to 124,191, 186,304.02 and 39,922.92

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Solution

The fourth proportional to 124,191, 186,304.02 and 39,922.92 is: 59,890.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,191 : 186,304.02 = 39,922.92 : x
  2. Step 2: Convert to fraction form
    124,191/186,304.02 = 39,922.92/x
  3. Step 3: Cross multiply
    124,191x = 186,304.02 × 39,922.92
  4. Step 4: Simplify right side
    124,191x = 7,437,800,486.14
  5. Step 5: Solve for x
    x = 7,437,800,486.14/124,191
  6. Step 6: Final answer
    x = 59,890.01

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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.