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Finding the Fourth Proportional to 148,000.10, 222,000.15 and 130,892.90

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Solution

The fourth proportional to 148,000.10, 222,000.15 and 130,892.90 is: 196,339.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,000.10 : 222,000.15 = 130,892.90 : x
  2. Step 2: Convert to fraction form
    148,000.10/222,000.15 = 130,892.90/x
  3. Step 3: Cross multiply
    148,000.10x = 222,000.15 × 130,892.90
  4. Step 4: Simplify right side
    148,000.10x = 29,058,243,433.94
  5. Step 5: Solve for x
    x = 29,058,243,433.94/148,000.10
  6. Step 6: Final answer
    x = 196,339.35

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1.5x scale

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.