Home / 133,070.10-199,277.10-88,455.30

Finding the Fourth Proportional to 133,070.10, 199,277.10 and 88,455.30

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Solution

The fourth proportional to 133,070.10, 199,277.10 and 88,455.30 is: 132,464.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,070.10 : 199,277.10 = 88,455.30 : x
  2. Step 2: Convert to fraction form
    133,070.10/199,277.10 = 88,455.30/x
  3. Step 3: Cross multiply
    133,070.10x = 199,277.10 × 88,455.30
  4. Step 4: Simplify right side
    133,070.10x = 17,627,115,663.63
  5. Step 5: Solve for x
    x = 17,627,115,663.63/133,070.10
  6. Step 6: Final answer
    x = 132,464.89

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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.