Home / 93,725.55-140,518.05-30,507.88

Finding the Fourth Proportional to 93,725.55, 140,518.05 and 30,507.88

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Solution

The fourth proportional to 93,725.55, 140,518.05 and 30,507.88 is: 45,738.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,725.55 : 140,518.05 = 30,507.88 : x
  2. Step 2: Convert to fraction form
    93,725.55/140,518.05 = 30,507.88/x
  3. Step 3: Cross multiply
    93,725.55x = 140,518.05 × 30,507.88
  4. Step 4: Simplify right side
    93,725.55x = 4,286,907,807.23
  5. Step 5: Solve for x
    x = 4,286,907,807.23/93,725.55
  6. Step 6: Final answer
    x = 45,738.95

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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.