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Finding the Fourth Proportional to 93,339.68, 140,009.24 and 23,219

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Solution

The fourth proportional to 93,339.68, 140,009.24 and 23,219 is: 34,828.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,339.68 : 140,009.24 = 23,219 : x
  2. Step 2: Convert to fraction form
    93,339.68/140,009.24 = 23,219/x
  3. Step 3: Cross multiply
    93,339.68x = 140,009.24 × 23,219
  4. Step 4: Simplify right side
    93,339.68x = 3,250,874,543.56
  5. Step 5: Solve for x
    x = 3,250,874,543.56/93,339.68
  6. Step 6: Final answer
    x = 34,828.43

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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.