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Finding the Fourth Proportional to 59,411.34, 89,154 and 53,874.72

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Solution

The fourth proportional to 59,411.34, 89,154 and 53,874.72 is: 80,845.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,411.34 : 89,154 = 53,874.72 : x
  2. Step 2: Convert to fraction form
    59,411.34/89,154 = 53,874.72/x
  3. Step 3: Cross multiply
    59,411.34x = 89,154 × 53,874.72
  4. Step 4: Simplify right side
    59,411.34x = 4,803,146,786.88
  5. Step 5: Solve for x
    x = 4,803,146,786.88/59,411.34
  6. Step 6: Final answer
    x = 80,845.62

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1.5x scale

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.