Home / 93,939.39-140,903.55-30,800.70

Finding the Fourth Proportional to 93,939.39, 140,903.55 and 30,800.70

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Solution

The fourth proportional to 93,939.39, 140,903.55 and 30,800.70 is: 46,199.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,939.39 : 140,903.55 = 30,800.70 : x
  2. Step 2: Convert to fraction form
    93,939.39/140,903.55 = 30,800.70/x
  3. Step 3: Cross multiply
    93,939.39x = 140,903.55 × 30,800.70
  4. Step 4: Simplify right side
    93,939.39x = 4,339,927,972.49
  5. Step 5: Solve for x
    x = 4,339,927,972.49/93,939.39
  6. Step 6: Final answer
    x = 46,199.24

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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.