Home / 66,050.34-99,051.61-28,102.14

Finding the Fourth Proportional to 66,050.34, 99,051.61 and 28,102.14

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Solution

The fourth proportional to 66,050.34, 99,051.61 and 28,102.14 is: 42,143.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,050.34 : 99,051.61 = 28,102.14 : x
  2. Step 2: Convert to fraction form
    66,050.34/99,051.61 = 28,102.14/x
  3. Step 3: Cross multiply
    66,050.34x = 99,051.61 × 28,102.14
  4. Step 4: Simplify right side
    66,050.34x = 2,783,562,193.88
  5. Step 5: Solve for x
    x = 2,783,562,193.88/66,050.34
  6. Step 6: Final answer
    x = 42,143.04

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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.