Home / 77,605.04-116,410.44-25,015.28

Finding the Fourth Proportional to 77,605.04, 116,410.44 and 25,015.28

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Solution

The fourth proportional to 77,605.04, 116,410.44 and 25,015.28 is: 37,523.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,605.04 : 116,410.44 = 25,015.28 : x
  2. Step 2: Convert to fraction form
    77,605.04/116,410.44 = 25,015.28/x
  3. Step 3: Cross multiply
    77,605.04x = 116,410.44 × 25,015.28
  4. Step 4: Simplify right side
    77,605.04x = 2,912,039,751.52
  5. Step 5: Solve for x
    x = 2,912,039,751.52/77,605.04
  6. Step 6: Final answer
    x = 37,523.85

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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.