Home / 93,285.74-139,949.40-34,120.10

Finding the Fourth Proportional to 93,285.74, 139,949.40 and 34,120.10

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Solution

The fourth proportional to 93,285.74, 139,949.40 and 34,120.10 is: 51,187.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,285.74 : 139,949.40 = 34,120.10 : x
  2. Step 2: Convert to fraction form
    93,285.74/139,949.40 = 34,120.10/x
  3. Step 3: Cross multiply
    93,285.74x = 139,949.40 × 34,120.10
  4. Step 4: Simplify right side
    93,285.74x = 4,775,087,522.94
  5. Step 5: Solve for x
    x = 4,775,087,522.94/93,285.74
  6. Step 6: Final answer
    x = 51,187.75

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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.