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Finding the Fourth Proportional to 93,977.82, 140,690.52 and 60,599.34

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Solution

The fourth proportional to 93,977.82, 140,690.52 and 60,599.34 is: 90,720.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,977.82 : 140,690.52 = 60,599.34 : x
  2. Step 2: Convert to fraction form
    93,977.82/140,690.52 = 60,599.34/x
  3. Step 3: Cross multiply
    93,977.82x = 140,690.52 × 60,599.34
  4. Step 4: Simplify right side
    93,977.82x = 8,525,752,656.26
  5. Step 5: Solve for x
    x = 8,525,752,656.26/93,977.82
  6. Step 6: Final answer
    x = 90,720.90

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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.