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Finding the Fourth Proportional to 93,155.40, 139,754.79 and 26,596.44

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Solution

The fourth proportional to 93,155.40, 139,754.79 and 26,596.44 is: 39,900.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,155.40 : 139,754.79 = 26,596.44 : x
  2. Step 2: Convert to fraction form
    93,155.40/139,754.79 = 26,596.44/x
  3. Step 3: Cross multiply
    93,155.40x = 139,754.79 × 26,596.44
  4. Step 4: Simplify right side
    93,155.40x = 3,716,979,886.95
  5. Step 5: Solve for x
    x = 3,716,979,886.95/93,155.40
  6. Step 6: Final answer
    x = 39,900.85

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1.5x scale

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.