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Finding the Fourth Proportional to 93,657.59, 140,489.46 and 34,479.42

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Solution

The fourth proportional to 93,657.59, 140,489.46 and 34,479.42 is: 51,720.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,657.59 : 140,489.46 = 34,479.42 : x
  2. Step 2: Convert to fraction form
    93,657.59/140,489.46 = 34,479.42/x
  3. Step 3: Cross multiply
    93,657.59x = 140,489.46 × 34,479.42
  4. Step 4: Simplify right side
    93,657.59x = 4,843,995,457.30
  5. Step 5: Solve for x
    x = 4,843,995,457.30/93,657.59
  6. Step 6: Final answer
    x = 51,720.27

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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.