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Finding the Fourth Proportional to 93,295.98, 139,965.84 and 37,139.52

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Solution

The fourth proportional to 93,295.98, 139,965.84 and 37,139.52 is: 55,717.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,295.98 : 139,965.84 = 37,139.52 : x
  2. Step 2: Convert to fraction form
    93,295.98/139,965.84 = 37,139.52/x
  3. Step 3: Cross multiply
    93,295.98x = 139,965.84 × 37,139.52
  4. Step 4: Simplify right side
    93,295.98x = 5,198,264,114.00
  5. Step 5: Solve for x
    x = 5,198,264,114.00/93,295.98
  6. Step 6: Final answer
    x = 55,717.99

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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.