Home / 93,431.22-140,127.99-26,855.70

Finding the Fourth Proportional to 93,431.22, 140,127.99 and 26,855.70

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Solution

The fourth proportional to 93,431.22, 140,127.99 and 26,855.70 is: 40,278.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,431.22 : 140,127.99 = 26,855.70 : x
  2. Step 2: Convert to fraction form
    93,431.22/140,127.99 = 26,855.70/x
  3. Step 3: Cross multiply
    93,431.22x = 140,127.99 × 26,855.70
  4. Step 4: Simplify right side
    93,431.22x = 3,763,235,261.04
  5. Step 5: Solve for x
    x = 3,763,235,261.04/93,431.22
  6. Step 6: Final answer
    x = 40,278.13

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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.