Home / 190,363.60-285,546.05-48,208.82

Finding the Fourth Proportional to 190,363.60, 285,546.05 and 48,208.82

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Solution

The fourth proportional to 190,363.60, 285,546.05 and 48,208.82 is: 72,313.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,363.60 : 285,546.05 = 48,208.82 : x
  2. Step 2: Convert to fraction form
    190,363.60/285,546.05 = 48,208.82/x
  3. Step 3: Cross multiply
    190,363.60x = 285,546.05 × 48,208.82
  4. Step 4: Simplify right side
    190,363.60x = 13,765,837,885.12
  5. Step 5: Solve for x
    x = 13,765,837,885.12/190,363.60
  6. Step 6: Final answer
    x = 72,313.40

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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.