Home / 105,227.44-157,864.49-30,341.75

Finding the Fourth Proportional to 105,227.44, 157,864.49 and 30,341.75

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Solution

The fourth proportional to 105,227.44, 157,864.49 and 30,341.75 is: 45,519.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,227.44 : 157,864.49 = 30,341.75 : x
  2. Step 2: Convert to fraction form
    105,227.44/157,864.49 = 30,341.75/x
  3. Step 3: Cross multiply
    105,227.44x = 157,864.49 × 30,341.75
  4. Step 4: Simplify right side
    105,227.44x = 4,789,884,889.46
  5. Step 5: Solve for x
    x = 4,789,884,889.46/105,227.44
  6. Step 6: Final answer
    x = 45,519.35

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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.