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Finding the Fourth Proportional to 185,094.96, 277,756.68 and 72,755.52

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Solution

The fourth proportional to 185,094.96, 277,756.68 and 72,755.52 is: 109,178.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,094.96 : 277,756.68 = 72,755.52 : x
  2. Step 2: Convert to fraction form
    185,094.96/277,756.68 = 72,755.52/x
  3. Step 3: Cross multiply
    185,094.96x = 277,756.68 × 72,755.52
  4. Step 4: Simplify right side
    185,094.96x = 20,208,331,686.87
  5. Step 5: Solve for x
    x = 20,208,331,686.87/185,094.96
  6. Step 6: Final answer
    x = 109,178.18

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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.