Home / 215,556.04-323,133.02-73,304.10

Finding the Fourth Proportional to 215,556.04, 323,133.02 and 73,304.10

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Solution

The fourth proportional to 215,556.04, 323,133.02 and 73,304.10 is: 109,887.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,556.04 : 323,133.02 = 73,304.10 : x
  2. Step 2: Convert to fraction form
    215,556.04/323,133.02 = 73,304.10/x
  3. Step 3: Cross multiply
    215,556.04x = 323,133.02 × 73,304.10
  4. Step 4: Simplify right side
    215,556.04x = 23,686,976,056.61
  5. Step 5: Solve for x
    x = 23,686,976,056.61/215,556.04
  6. Step 6: Final answer
    x = 109,887.79

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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.