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Finding the Fourth Proportional to 93,258.99, 139,902.38 and 33,282.81

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Solution

The fourth proportional to 93,258.99, 139,902.38 and 33,282.81 is: 49,929.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,258.99 : 139,902.38 = 33,282.81 : x
  2. Step 2: Convert to fraction form
    93,258.99/139,902.38 = 33,282.81/x
  3. Step 3: Cross multiply
    93,258.99x = 139,902.38 × 33,282.81
  4. Step 4: Simplify right side
    93,258.99x = 4,656,344,165.67
  5. Step 5: Solve for x
    x = 4,656,344,165.67/93,258.99
  6. Step 6: Final answer
    x = 49,929.17

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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.