Home / 112,823.11-169,233.37-27,434.45

Finding the Fourth Proportional to 112,823.11, 169,233.37 and 27,434.45

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Solution

The fourth proportional to 112,823.11, 169,233.37 and 27,434.45 is: 41,151.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,823.11 : 169,233.37 = 27,434.45 : x
  2. Step 2: Convert to fraction form
    112,823.11/169,233.37 = 27,434.45/x
  3. Step 3: Cross multiply
    112,823.11x = 169,233.37 × 27,434.45
  4. Step 4: Simplify right side
    112,823.11x = 4,642,824,427.60
  5. Step 5: Solve for x
    x = 4,642,824,427.60/112,823.11
  6. Step 6: Final answer
    x = 41,151.36

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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.