Home / 133,830.08-200,810.64-94,639.04

Finding the Fourth Proportional to 133,830.08, 200,810.64 and 94,639.04

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Solution

The fourth proportional to 133,830.08, 200,810.64 and 94,639.04 is: 142,004.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,830.08 : 200,810.64 = 94,639.04 : x
  2. Step 2: Convert to fraction form
    133,830.08/200,810.64 = 94,639.04/x
  3. Step 3: Cross multiply
    133,830.08x = 200,810.64 × 94,639.04
  4. Step 4: Simplify right side
    133,830.08x = 19,004,526,191.39
  5. Step 5: Solve for x
    x = 19,004,526,191.39/133,830.08
  6. Step 6: Final answer
    x = 142,004.89

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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.