Home / 134,074.10-200,983.15-49,811.70

Finding the Fourth Proportional to 134,074.10, 200,983.15 and 49,811.70

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Solution

The fourth proportional to 134,074.10, 200,983.15 and 49,811.70 is: 74,669.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,074.10 : 200,983.15 = 49,811.70 : x
  2. Step 2: Convert to fraction form
    134,074.10/200,983.15 = 49,811.70/x
  3. Step 3: Cross multiply
    134,074.10x = 200,983.15 × 49,811.70
  4. Step 4: Simplify right side
    134,074.10x = 10,011,312,372.86
  5. Step 5: Solve for x
    x = 10,011,312,372.86/134,074.10
  6. Step 6: Final answer
    x = 74,669.99

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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.