Home / 131,788.84-197,653.61-60,643.23

Finding the Fourth Proportional to 131,788.84, 197,653.61 and 60,643.23

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Solution

The fourth proportional to 131,788.84, 197,653.61 and 60,643.23 is: 90,951.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,788.84 : 197,653.61 = 60,643.23 : x
  2. Step 2: Convert to fraction form
    131,788.84/197,653.61 = 60,643.23/x
  3. Step 3: Cross multiply
    131,788.84x = 197,653.61 × 60,643.23
  4. Step 4: Simplify right side
    131,788.84x = 11,986,353,331.56
  5. Step 5: Solve for x
    x = 11,986,353,331.56/131,788.84
  6. Step 6: Final answer
    x = 90,951.20

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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.