Home / 113,434.66-170,151.99-30,326.50

Finding the Fourth Proportional to 113,434.66, 170,151.99 and 30,326.50

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Solution

The fourth proportional to 113,434.66, 170,151.99 and 30,326.50 is: 45,489.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,434.66 : 170,151.99 = 30,326.50 : x
  2. Step 2: Convert to fraction form
    113,434.66/170,151.99 = 30,326.50/x
  3. Step 3: Cross multiply
    113,434.66x = 170,151.99 × 30,326.50
  4. Step 4: Simplify right side
    113,434.66x = 5,160,114,324.74
  5. Step 5: Solve for x
    x = 5,160,114,324.74/113,434.66
  6. Step 6: Final answer
    x = 45,489.75

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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.