Home / 152,091.64-209,882.82-88,451.56

Finding the Fourth Proportional to 152,091.64, 209,882.82 and 88,451.56

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Solution

The fourth proportional to 152,091.64, 209,882.82 and 88,451.56 is: 122,061.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,091.64 : 209,882.82 = 88,451.56 : x
  2. Step 2: Convert to fraction form
    152,091.64/209,882.82 = 88,451.56/x
  3. Step 3: Cross multiply
    152,091.64x = 209,882.82 × 88,451.56
  4. Step 4: Simplify right side
    152,091.64x = 18,564,462,846.20
  5. Step 5: Solve for x
    x = 18,564,462,846.20/152,091.64
  6. Step 6: Final answer
    x = 122,061.03

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1.5x scale

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.