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Finding the Fourth Proportional to 184,970.32, 277,251.96 and 72,616.72

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Solution

The fourth proportional to 184,970.32, 277,251.96 and 72,616.72 is: 108,845.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,970.32 : 277,251.96 = 72,616.72 : x
  2. Step 2: Convert to fraction form
    184,970.32/277,251.96 = 72,616.72/x
  3. Step 3: Cross multiply
    184,970.32x = 277,251.96 × 72,616.72
  4. Step 4: Simplify right side
    184,970.32x = 20,133,127,948.77
  5. Step 5: Solve for x
    x = 20,133,127,948.77/184,970.32
  6. Step 6: Final answer
    x = 108,845.18

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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.