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Finding the Fourth Proportional to 93,083.16, 139,571.70 and 63,536.76

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Solution

The fourth proportional to 93,083.16, 139,571.70 and 63,536.76 is: 95,268.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,083.16 : 139,571.70 = 63,536.76 : x
  2. Step 2: Convert to fraction form
    93,083.16/139,571.70 = 63,536.76/x
  3. Step 3: Cross multiply
    93,083.16x = 139,571.70 × 63,536.76
  4. Step 4: Simplify right side
    93,083.16x = 8,867,933,605.69
  5. Step 5: Solve for x
    x = 8,867,933,605.69/93,083.16
  6. Step 6: Final answer
    x = 95,268.94

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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.