Home / 131,770.17-197,657.67-47,536.65

Finding the Fourth Proportional to 131,770.17, 197,657.67 and 47,536.65

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Solution

The fourth proportional to 131,770.17, 197,657.67 and 47,536.65 is: 71,305.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,770.17 : 197,657.67 = 47,536.65 : x
  2. Step 2: Convert to fraction form
    131,770.17/197,657.67 = 47,536.65/x
  3. Step 3: Cross multiply
    131,770.17x = 197,657.67 × 47,536.65
  4. Step 4: Simplify right side
    131,770.17x = 9,395,983,478.61
  5. Step 5: Solve for x
    x = 9,395,983,478.61/131,770.17
  6. Step 6: Final answer
    x = 71,305.85

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1.5x scale

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.