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Finding the Fourth Proportional to 93,684.48, 140,401.95 and 34,465.38

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Solution

The fourth proportional to 93,684.48, 140,401.95 and 34,465.38 is: 51,652.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,684.48 : 140,401.95 = 34,465.38 : x
  2. Step 2: Convert to fraction form
    93,684.48/140,401.95 = 34,465.38/x
  3. Step 3: Cross multiply
    93,684.48x = 140,401.95 × 34,465.38
  4. Step 4: Simplify right side
    93,684.48x = 4,839,006,559.49
  5. Step 5: Solve for x
    x = 4,839,006,559.49/93,684.48
  6. Step 6: Final answer
    x = 51,652.17

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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.