Home / 71,082,076.20-106,623,114.30-58,168,059.90

Finding the Fourth Proportional to 71,082,076.20, 106,623,114.30 and 58,168,059.90

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Solution

The fourth proportional to 71,082,076.20, 106,623,114.30 and 58,168,059.90 is: 87,252,089.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,082,076.20 : 106,623,114.30 = 58,168,059.90 : x
  2. Step 2: Convert to fraction form
    71,082,076.20/106,623,114.30 = 58,168,059.90/x
  3. Step 3: Cross multiply
    71,082,076.20x = 106,623,114.30 × 58,168,059.90
  4. Step 4: Simplify right side
    71,082,076.20x = 6,202,059,699,326,946
  5. Step 5: Solve for x
    x = 6,202,059,699,326,946/71,082,076.20
  6. Step 6: Final answer
    x = 87,252,089.85

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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.