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Finding the Fourth Proportional to 216,525.44, 298,798.88 and 119,727.60

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Solution

The fourth proportional to 216,525.44, 298,798.88 and 119,727.60 is: 165,220.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,525.44 : 298,798.88 = 119,727.60 : x
  2. Step 2: Convert to fraction form
    216,525.44/298,798.88 = 119,727.60/x
  3. Step 3: Cross multiply
    216,525.44x = 298,798.88 × 119,727.60
  4. Step 4: Simplify right side
    216,525.44x = 35,774,472,186.45
  5. Step 5: Solve for x
    x = 35,774,472,186.45/216,525.44
  6. Step 6: Final answer
    x = 165,220.65

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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.