Home / 216,016.80-323,636.40-176,359.20

Finding the Fourth Proportional to 216,016.80, 323,636.40 and 176,359.20

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Solution

The fourth proportional to 216,016.80, 323,636.40 and 176,359.20 is: 264,221.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,016.80 : 323,636.40 = 176,359.20 : x
  2. Step 2: Convert to fraction form
    216,016.80/323,636.40 = 176,359.20/x
  3. Step 3: Cross multiply
    216,016.80x = 323,636.40 × 176,359.20
  4. Step 4: Simplify right side
    216,016.80x = 57,076,256,594.88
  5. Step 5: Solve for x
    x = 57,076,256,594.88/216,016.80
  6. Step 6: Final answer
    x = 264,221.38

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1.5x scale

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.