Home / 151,471.49-227,253.38-71,570.81

Finding the Fourth Proportional to 151,471.49, 227,253.38 and 71,570.81

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Solution

The fourth proportional to 151,471.49, 227,253.38 and 71,570.81 is: 107,378.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,471.49 : 227,253.38 = 71,570.81 : x
  2. Step 2: Convert to fraction form
    151,471.49/227,253.38 = 71,570.81/x
  3. Step 3: Cross multiply
    151,471.49x = 227,253.38 × 71,570.81
  4. Step 4: Simplify right side
    151,471.49x = 16,264,706,987.72
  5. Step 5: Solve for x
    x = 16,264,706,987.72/151,471.49
  6. Step 6: Final answer
    x = 107,378.01

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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.