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Finding the Fourth Proportional to 104,476, 144,176.88 and 59,764

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Solution

The fourth proportional to 104,476, 144,176.88 and 59,764 is: 82,474.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,476 : 144,176.88 = 59,764 : x
  2. Step 2: Convert to fraction form
    104,476/144,176.88 = 59,764/x
  3. Step 3: Cross multiply
    104,476x = 144,176.88 × 59,764
  4. Step 4: Simplify right side
    104,476x = 8,616,587,056.32
  5. Step 5: Solve for x
    x = 8,616,587,056.32/104,476
  6. Step 6: Final answer
    x = 82,474.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.