Home / 216,022.80-323,645.40-176,365.20

Finding the Fourth Proportional to 216,022.80, 323,645.40 and 176,365.20

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Solution

The fourth proportional to 216,022.80, 323,645.40 and 176,365.20 is: 264,230.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,022.80 : 323,645.40 = 176,365.20 : x
  2. Step 2: Convert to fraction form
    216,022.80/323,645.40 = 176,365.20/x
  3. Step 3: Cross multiply
    216,022.80x = 323,645.40 × 176,365.20
  4. Step 4: Simplify right side
    216,022.80x = 57,079,785,700.08
  5. Step 5: Solve for x
    x = 57,079,785,700.08/216,022.80
  6. Step 6: Final answer
    x = 264,230.38

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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.