Home / 131,704.39-197,536.47-42,957.73

Finding the Fourth Proportional to 131,704.39, 197,536.47 and 42,957.73

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Solution

The fourth proportional to 131,704.39, 197,536.47 and 42,957.73 is: 64,430.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,704.39 : 197,536.47 = 42,957.73 : x
  2. Step 2: Convert to fraction form
    131,704.39/197,536.47 = 42,957.73/x
  3. Step 3: Cross multiply
    131,704.39x = 197,536.47 × 42,957.73
  4. Step 4: Simplify right side
    131,704.39x = 8,485,718,343.41
  5. Step 5: Solve for x
    x = 8,485,718,343.41/131,704.39
  6. Step 6: Final answer
    x = 64,430.03

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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.