Home / 93,724.20-129,298.32-54,942.39

Finding the Fourth Proportional to 93,724.20, 129,298.32 and 54,942.39

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Solution

The fourth proportional to 93,724.20, 129,298.32 and 54,942.39 is: 75,796.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,724.20 : 129,298.32 = 54,942.39 : x
  2. Step 2: Convert to fraction form
    93,724.20/129,298.32 = 54,942.39/x
  3. Step 3: Cross multiply
    93,724.20x = 129,298.32 × 54,942.39
  4. Step 4: Simplify right side
    93,724.20x = 7,103,958,723.78
  5. Step 5: Solve for x
    x = 7,103,958,723.78/93,724.20
  6. Step 6: Final answer
    x = 75,796.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.