Home / 131,790.84-197,656.61-60,645.23

Finding the Fourth Proportional to 131,790.84, 197,656.61 and 60,645.23

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Solution

The fourth proportional to 131,790.84, 197,656.61 and 60,645.23 is: 90,954.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,790.84 : 197,656.61 = 60,645.23 : x
  2. Step 2: Convert to fraction form
    131,790.84/197,656.61 = 60,645.23/x
  3. Step 3: Cross multiply
    131,790.84x = 197,656.61 × 60,645.23
  4. Step 4: Simplify right side
    131,790.84x = 11,986,930,574.47
  5. Step 5: Solve for x
    x = 11,986,930,574.47/131,790.84
  6. Step 6: Final answer
    x = 90,954.20

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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.