Home / 93,638.10-140,557.10-40,356.37

Finding the Fourth Proportional to 93,638.10, 140,557.10 and 40,356.37

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Solution

The fourth proportional to 93,638.10, 140,557.10 and 40,356.37 is: 60,577.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,638.10 : 140,557.10 = 40,356.37 : x
  2. Step 2: Convert to fraction form
    93,638.10/140,557.10 = 40,356.37/x
  3. Step 3: Cross multiply
    93,638.10x = 140,557.10 × 40,356.37
  4. Step 4: Simplify right side
    93,638.10x = 5,672,374,166.73
  5. Step 5: Solve for x
    x = 5,672,374,166.73/93,638.10
  6. Step 6: Final answer
    x = 60,577.63

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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.