Home / 152,022.64-209,791.11-91,595.83

Finding the Fourth Proportional to 152,022.64, 209,791.11 and 91,595.83

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Solution

The fourth proportional to 152,022.64, 209,791.11 and 91,595.83 is: 126,402.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,022.64 : 209,791.11 = 91,595.83 : x
  2. Step 2: Convert to fraction form
    152,022.64/209,791.11 = 91,595.83/x
  3. Step 3: Cross multiply
    152,022.64x = 209,791.11 × 91,595.83
  4. Step 4: Simplify right side
    152,022.64x = 19,215,989,798.12
  5. Step 5: Solve for x
    x = 19,215,989,798.12/152,022.64
  6. Step 6: Final answer
    x = 126,402.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.