Home / 180,793.37-249,478.08-100,214.04

Finding the Fourth Proportional to 180,793.37, 249,478.08 and 100,214.04

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Solution

The fourth proportional to 180,793.37, 249,478.08 and 100,214.04 is: 138,286.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,793.37 : 249,478.08 = 100,214.04 : x
  2. Step 2: Convert to fraction form
    180,793.37/249,478.08 = 100,214.04/x
  3. Step 3: Cross multiply
    180,793.37x = 249,478.08 × 100,214.04
  4. Step 4: Simplify right side
    180,793.37x = 25,001,206,847.98
  5. Step 5: Solve for x
    x = 25,001,206,847.98/180,793.37
  6. Step 6: Final answer
    x = 138,286.08

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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.