Home / 216,338.25-298,352.86-180,159.50

Finding the Fourth Proportional to 216,338.25, 298,352.86 and 180,159.50

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Solution

The fourth proportional to 216,338.25, 298,352.86 and 180,159.50 is: 248,458.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,338.25 : 298,352.86 = 180,159.50 : x
  2. Step 2: Convert to fraction form
    216,338.25/298,352.86 = 180,159.50/x
  3. Step 3: Cross multiply
    216,338.25x = 298,352.86 × 180,159.50
  4. Step 4: Simplify right side
    216,338.25x = 53,751,101,257.83
  5. Step 5: Solve for x
    x = 53,751,101,257.83/216,338.25
  6. Step 6: Final answer
    x = 248,458.61

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1.5x scale

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.