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Finding the Fourth Proportional to 93,258, 139,883.22 and 26,695.44

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Solution

The fourth proportional to 93,258, 139,883.22 and 26,695.44 is: 40,042.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,258 : 139,883.22 = 26,695.44 : x
  2. Step 2: Convert to fraction form
    93,258/139,883.22 = 26,695.44/x
  3. Step 3: Cross multiply
    93,258x = 139,883.22 × 26,695.44
  4. Step 4: Simplify right side
    93,258x = 3,734,244,106.52
  5. Step 5: Solve for x
    x = 3,734,244,106.52/93,258
  6. Step 6: Final answer
    x = 40,042.08

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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.