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Finding the Fourth Proportional to 169,285.86, 254,045.64 and 58,477.86

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Solution

The fourth proportional to 169,285.86, 254,045.64 and 58,477.86 is: 87,757.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,285.86 : 254,045.64 = 58,477.86 : x
  2. Step 2: Convert to fraction form
    169,285.86/254,045.64 = 58,477.86/x
  3. Step 3: Cross multiply
    169,285.86x = 254,045.64 × 58,477.86
  4. Step 4: Simplify right side
    169,285.86x = 14,856,045,369.53
  5. Step 5: Solve for x
    x = 14,856,045,369.53/169,285.86
  6. Step 6: Final answer
    x = 87,757.15

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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.