Home / 77,724.84-116,587-33,322.80

Finding the Fourth Proportional to 77,724.84, 116,587 and 33,322.80

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Solution

The fourth proportional to 77,724.84, 116,587 and 33,322.80 is: 49,984.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,724.84 : 116,587 = 33,322.80 : x
  2. Step 2: Convert to fraction form
    77,724.84/116,587 = 33,322.80/x
  3. Step 3: Cross multiply
    77,724.84x = 116,587 × 33,322.80
  4. Step 4: Simplify right side
    77,724.84x = 3,885,005,283.60
  5. Step 5: Solve for x
    x = 3,885,005,283.60/77,724.84
  6. Step 6: Final answer
    x = 49,984.09

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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.