Home / 187,091.22-280,637.76-53,972.22

Finding the Fourth Proportional to 187,091.22, 280,637.76 and 53,972.22

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Solution

The fourth proportional to 187,091.22, 280,637.76 and 53,972.22 is: 80,958.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,091.22 : 280,637.76 = 53,972.22 : x
  2. Step 2: Convert to fraction form
    187,091.22/280,637.76 = 53,972.22/x
  3. Step 3: Cross multiply
    187,091.22x = 280,637.76 × 53,972.22
  4. Step 4: Simplify right side
    187,091.22x = 15,146,642,923.03
  5. Step 5: Solve for x
    x = 15,146,642,923.03/187,091.22
  6. Step 6: Final answer
    x = 80,958.60

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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.