Home / 131,344.83-196,981.35-47,089.34

Finding the Fourth Proportional to 131,344.83, 196,981.35 and 47,089.34

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Solution

The fourth proportional to 131,344.83, 196,981.35 and 47,089.34 is: 70,621.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,344.83 : 196,981.35 = 47,089.34 : x
  2. Step 2: Convert to fraction form
    131,344.83/196,981.35 = 47,089.34/x
  3. Step 3: Cross multiply
    131,344.83x = 196,981.35 × 47,089.34
  4. Step 4: Simplify right side
    131,344.83x = 9,275,721,517.58
  5. Step 5: Solve for x
    x = 9,275,721,517.58/131,344.83
  6. Step 6: Final answer
    x = 70,621.14

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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.