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Finding the Fourth Proportional to 93,615.60, 140,423.40 and 63,548.40

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Solution

The fourth proportional to 93,615.60, 140,423.40 and 63,548.40 is: 95,322.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,615.60 : 140,423.40 = 63,548.40 : x
  2. Step 2: Convert to fraction form
    93,615.60/140,423.40 = 63,548.40/x
  3. Step 3: Cross multiply
    93,615.60x = 140,423.40 × 63,548.40
  4. Step 4: Simplify right side
    93,615.60x = 8,923,682,392.56
  5. Step 5: Solve for x
    x = 8,923,682,392.56/93,615.60
  6. Step 6: Final answer
    x = 95,322.60

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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.