Home / 142,909.06-214,363.66-36,301.01

Finding the Fourth Proportional to 142,909.06, 214,363.66 and 36,301.01

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Solution

The fourth proportional to 142,909.06, 214,363.66 and 36,301.01 is: 54,451.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,909.06 : 214,363.66 = 36,301.01 : x
  2. Step 2: Convert to fraction form
    142,909.06/214,363.66 = 36,301.01/x
  3. Step 3: Cross multiply
    142,909.06x = 214,363.66 × 36,301.01
  4. Step 4: Simplify right side
    142,909.06x = 7,781,616,202.73
  5. Step 5: Solve for x
    x = 7,781,616,202.73/142,909.06
  6. Step 6: Final answer
    x = 54,451.53

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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.