Home / 95,577.40-143,193.30-84,518.20

Finding the Fourth Proportional to 95,577.40, 143,193.30 and 84,518.20

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Solution

The fourth proportional to 95,577.40, 143,193.30 and 84,518.20 is: 126,624.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,577.40 : 143,193.30 = 84,518.20 : x
  2. Step 2: Convert to fraction form
    95,577.40/143,193.30 = 84,518.20/x
  3. Step 3: Cross multiply
    95,577.40x = 143,193.30 × 84,518.20
  4. Step 4: Simplify right side
    95,577.40x = 12,102,439,968.06
  5. Step 5: Solve for x
    x = 12,102,439,968.06/95,577.40
  6. Step 6: Final answer
    x = 126,624.49

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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.