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Finding the Fourth Proportional to 93,295.80, 139,827.06 and 73,496.16

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Solution

The fourth proportional to 93,295.80, 139,827.06 and 73,496.16 is: 110,152.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,295.80 : 139,827.06 = 73,496.16 : x
  2. Step 2: Convert to fraction form
    93,295.80/139,827.06 = 73,496.16/x
  3. Step 3: Cross multiply
    93,295.80x = 139,827.06 × 73,496.16
  4. Step 4: Simplify right side
    93,295.80x = 10,276,751,974.09
  5. Step 5: Solve for x
    x = 10,276,751,974.09/93,295.80
  6. Step 6: Final answer
    x = 110,152.35

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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.