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Finding the Fourth Proportional to 124,169.85, 186,186.74 and 49,214.07

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Solution

The fourth proportional to 124,169.85, 186,186.74 and 49,214.07 is: 73,794.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,169.85 : 186,186.74 = 49,214.07 : x
  2. Step 2: Convert to fraction form
    124,169.85/186,186.74 = 49,214.07/x
  3. Step 3: Cross multiply
    124,169.85x = 186,186.74 × 49,214.07
  4. Step 4: Simplify right side
    124,169.85x = 9,163,007,009.36
  5. Step 5: Solve for x
    x = 9,163,007,009.36/124,169.85
  6. Step 6: Final answer
    x = 73,794.14

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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.