Home / 94,666.12-142,101.54-84,203.15

Finding the Fourth Proportional to 94,666.12, 142,101.54 and 84,203.15

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Solution

The fourth proportional to 94,666.12, 142,101.54 and 84,203.15 is: 126,395.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,666.12 : 142,101.54 = 84,203.15 : x
  2. Step 2: Convert to fraction form
    94,666.12/142,101.54 = 84,203.15/x
  3. Step 3: Cross multiply
    94,666.12x = 142,101.54 × 84,203.15
  4. Step 4: Simplify right side
    94,666.12x = 11,965,396,577.34
  5. Step 5: Solve for x
    x = 11,965,396,577.34/94,666.12
  6. Step 6: Final answer
    x = 126,395.77

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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.