Home / 216,141.32-298,338.37-125,538.02

Finding the Fourth Proportional to 216,141.32, 298,338.37 and 125,538.02

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Solution

The fourth proportional to 216,141.32, 298,338.37 and 125,538.02 is: 173,279.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,141.32 : 298,338.37 = 125,538.02 : x
  2. Step 2: Convert to fraction form
    216,141.32/298,338.37 = 125,538.02/x
  3. Step 3: Cross multiply
    216,141.32x = 298,338.37 × 125,538.02
  4. Step 4: Simplify right side
    216,141.32x = 37,452,806,768.14
  5. Step 5: Solve for x
    x = 37,452,806,768.14/216,141.32
  6. Step 6: Final answer
    x = 173,279.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.