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Finding the Fourth Proportional to 184,818.10, 255,045.09 and 109,390.90

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Solution

The fourth proportional to 184,818.10, 255,045.09 and 109,390.90 is: 150,957.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,818.10 : 255,045.09 = 109,390.90 : x
  2. Step 2: Convert to fraction form
    184,818.10/255,045.09 = 109,390.90/x
  3. Step 3: Cross multiply
    184,818.10x = 255,045.09 × 109,390.90
  4. Step 4: Simplify right side
    184,818.10x = 27,899,611,935.68
  5. Step 5: Solve for x
    x = 27,899,611,935.68/184,818.10
  6. Step 6: Final answer
    x = 150,957.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.