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Finding the Fourth Proportional to 93,497.16, 140,064.30 and 83,025.48

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Solution

The fourth proportional to 93,497.16, 140,064.30 and 83,025.48 is: 124,377.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,497.16 : 140,064.30 = 83,025.48 : x
  2. Step 2: Convert to fraction form
    93,497.16/140,064.30 = 83,025.48/x
  3. Step 3: Cross multiply
    93,497.16x = 140,064.30 × 83,025.48
  4. Step 4: Simplify right side
    93,497.16x = 11,628,905,738.36
  5. Step 5: Solve for x
    x = 11,628,905,738.36/93,497.16
  6. Step 6: Final answer
    x = 124,377.10

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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.