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Finding the Fourth Proportional to 184,620.42, 254,776.23 and 99,737.46

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Solution

The fourth proportional to 184,620.42, 254,776.23 and 99,737.46 is: 137,637.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,620.42 : 254,776.23 = 99,737.46 : x
  2. Step 2: Convert to fraction form
    184,620.42/254,776.23 = 99,737.46/x
  3. Step 3: Cross multiply
    184,620.42x = 254,776.23 × 99,737.46
  4. Step 4: Simplify right side
    184,620.42x = 25,410,734,048.58
  5. Step 5: Solve for x
    x = 25,410,734,048.58/184,620.42
  6. Step 6: Final answer
    x = 137,637.72

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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.