Home / 141,649.62-212,496.30-48,133.50

Finding the Fourth Proportional to 141,649.62, 212,496.30 and 48,133.50

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Solution

The fourth proportional to 141,649.62, 212,496.30 and 48,133.50 is: 72,207.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,649.62 : 212,496.30 = 48,133.50 : x
  2. Step 2: Convert to fraction form
    141,649.62/212,496.30 = 48,133.50/x
  3. Step 3: Cross multiply
    141,649.62x = 212,496.30 × 48,133.50
  4. Step 4: Simplify right side
    141,649.62x = 10,228,190,656.05
  5. Step 5: Solve for x
    x = 10,228,190,656.05/141,649.62
  6. Step 6: Final answer
    x = 72,207.68

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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.