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Finding the Fourth Proportional to 185,105.79, 277,685.79 and 58,703.85

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Solution

The fourth proportional to 185,105.79, 277,685.79 and 58,703.85 is: 88,064.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,105.79 : 277,685.79 = 58,703.85 : x
  2. Step 2: Convert to fraction form
    185,105.79/277,685.79 = 58,703.85/x
  3. Step 3: Cross multiply
    185,105.79x = 277,685.79 × 58,703.85
  4. Step 4: Simplify right side
    185,105.79x = 16,301,224,963.29
  5. Step 5: Solve for x
    x = 16,301,224,963.29/185,105.79
  6. Step 6: Final answer
    x = 88,064.37

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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.