Home / 124,171.92-186,303.24-77,464.08

Finding the Fourth Proportional to 124,171.92, 186,303.24 and 77,464.08

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Solution

The fourth proportional to 124,171.92, 186,303.24 and 77,464.08 is: 116,224.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,171.92 : 186,303.24 = 77,464.08 : x
  2. Step 2: Convert to fraction form
    124,171.92/186,303.24 = 77,464.08/x
  3. Step 3: Cross multiply
    124,171.92x = 186,303.24 × 77,464.08
  4. Step 4: Simplify right side
    124,171.92x = 14,431,809,087.62
  5. Step 5: Solve for x
    x = 14,431,809,087.62/124,171.92
  6. Step 6: Final answer
    x = 116,224.42

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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.