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Finding the Fourth Proportional to 93,543.76, 140,311.08 and 34,374.88

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Solution

The fourth proportional to 93,543.76, 140,311.08 and 34,374.88 is: 51,560.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,543.76 : 140,311.08 = 34,374.88 : x
  2. Step 2: Convert to fraction form
    93,543.76/140,311.08 = 34,374.88/x
  3. Step 3: Cross multiply
    93,543.76x = 140,311.08 × 34,374.88
  4. Step 4: Simplify right side
    93,543.76x = 4,823,176,537.67
  5. Step 5: Solve for x
    x = 4,823,176,537.67/93,543.76
  6. Step 6: Final answer
    x = 51,560.64

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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.