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Finding the Fourth Proportional to 93,470.54, 140,238.59 and 58,369.19

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Solution

The fourth proportional to 93,470.54, 140,238.59 and 58,369.19 is: 87,574.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,470.54 : 140,238.59 = 58,369.19 : x
  2. Step 2: Convert to fraction form
    93,470.54/140,238.59 = 58,369.19/x
  3. Step 3: Cross multiply
    93,470.54x = 140,238.59 × 58,369.19
  4. Step 4: Simplify right side
    93,470.54x = 8,185,611,912.00
  5. Step 5: Solve for x
    x = 8,185,611,912.00/93,470.54
  6. Step 6: Final answer
    x = 87,574.25

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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.