Home / 151,984.04-209,763.48-102,903.39

Finding the Fourth Proportional to 151,984.04, 209,763.48 and 102,903.39

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Solution

The fourth proportional to 151,984.04, 209,763.48 and 102,903.39 is: 142,023.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,984.04 : 209,763.48 = 102,903.39 : x
  2. Step 2: Convert to fraction form
    151,984.04/209,763.48 = 102,903.39/x
  3. Step 3: Cross multiply
    151,984.04x = 209,763.48 × 102,903.39
  4. Step 4: Simplify right side
    151,984.04x = 21,585,373,190.20
  5. Step 5: Solve for x
    x = 21,585,373,190.20/151,984.04
  6. Step 6: Final answer
    x = 142,023.95

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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.