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Finding the Fourth Proportional to 93,226.86, 139,839.54 and 55,797.30

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Solution

The fourth proportional to 93,226.86, 139,839.54 and 55,797.30 is: 83,695.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,226.86 : 139,839.54 = 55,797.30 : x
  2. Step 2: Convert to fraction form
    93,226.86/139,839.54 = 55,797.30/x
  3. Step 3: Cross multiply
    93,226.86x = 139,839.54 × 55,797.30
  4. Step 4: Simplify right side
    93,226.86x = 7,802,668,765.24
  5. Step 5: Solve for x
    x = 7,802,668,765.24/93,226.86
  6. Step 6: Final answer
    x = 83,695.50

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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.