Home / 218,982.42-328,386.83-74,852.37

Finding the Fourth Proportional to 218,982.42, 328,386.83 and 74,852.37

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Solution

The fourth proportional to 218,982.42, 328,386.83 and 74,852.37 is: 112,248.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,982.42 : 328,386.83 = 74,852.37 : x
  2. Step 2: Convert to fraction form
    218,982.42/328,386.83 = 74,852.37/x
  3. Step 3: Cross multiply
    218,982.42x = 328,386.83 × 74,852.37
  4. Step 4: Simplify right side
    218,982.42x = 24,580,532,128.03
  5. Step 5: Solve for x
    x = 24,580,532,128.03/218,982.42
  6. Step 6: Final answer
    x = 112,248.88

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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.