Home / 77,724.72-116,587.16-33,322.80

Finding the Fourth Proportional to 77,724.72, 116,587.16 and 33,322.80

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Solution

The fourth proportional to 77,724.72, 116,587.16 and 33,322.80 is: 49,984.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,724.72 : 116,587.16 = 33,322.80 : x
  2. Step 2: Convert to fraction form
    77,724.72/116,587.16 = 33,322.80/x
  3. Step 3: Cross multiply
    77,724.72x = 116,587.16 × 33,322.80
  4. Step 4: Simplify right side
    77,724.72x = 3,885,010,615.25
  5. Step 5: Solve for x
    x = 3,885,010,615.25/77,724.72
  6. Step 6: Final answer
    x = 49,984.23

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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.