Home / 146,528.10-219,464.10-113,139.90

Finding the Fourth Proportional to 146,528.10, 219,464.10 and 113,139.90

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Solution

The fourth proportional to 146,528.10, 219,464.10 and 113,139.90 is: 169,456.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,528.10 : 219,464.10 = 113,139.90 : x
  2. Step 2: Convert to fraction form
    146,528.10/219,464.10 = 113,139.90/x
  3. Step 3: Cross multiply
    146,528.10x = 219,464.10 × 113,139.90
  4. Step 4: Simplify right side
    146,528.10x = 24,830,146,327.59
  5. Step 5: Solve for x
    x = 24,830,146,327.59/146,528.10
  6. Step 6: Final answer
    x = 169,456.55

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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.