Home / 133,567.03-200,382.95-40,072.78

Finding the Fourth Proportional to 133,567.03, 200,382.95 and 40,072.78

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Solution

The fourth proportional to 133,567.03, 200,382.95 and 40,072.78 is: 60,118.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,567.03 : 200,382.95 = 40,072.78 : x
  2. Step 2: Convert to fraction form
    133,567.03/200,382.95 = 40,072.78/x
  3. Step 3: Cross multiply
    133,567.03x = 200,382.95 × 40,072.78
  4. Step 4: Simplify right side
    133,567.03x = 8,029,901,871.10
  5. Step 5: Solve for x
    x = 8,029,901,871.10/133,567.03
  6. Step 6: Final answer
    x = 60,118.89

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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.