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Finding the Fourth Proportional to 228,347.10, 342,522.06 and 59,865.91

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Solution

The fourth proportional to 228,347.10, 342,522.06 and 59,865.91 is: 89,799.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,347.10 : 342,522.06 = 59,865.91 : x
  2. Step 2: Convert to fraction form
    228,347.10/342,522.06 = 59,865.91/x
  3. Step 3: Cross multiply
    228,347.10x = 342,522.06 × 59,865.91
  4. Step 4: Simplify right side
    228,347.10x = 20,505,393,104.36
  5. Step 5: Solve for x
    x = 20,505,393,104.36/228,347.10
  6. Step 6: Final answer
    x = 89,799.23

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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.