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Finding the Fourth Proportional to 146,528.79, 219,793.73 and 35,720.79

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Solution

The fourth proportional to 146,528.79, 219,793.73 and 35,720.79 is: 53,581.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,528.79 : 219,793.73 = 35,720.79 : x
  2. Step 2: Convert to fraction form
    146,528.79/219,793.73 = 35,720.79/x
  3. Step 3: Cross multiply
    146,528.79x = 219,793.73 × 35,720.79
  4. Step 4: Simplify right side
    146,528.79x = 7,851,205,494.04
  5. Step 5: Solve for x
    x = 7,851,205,494.04/146,528.79
  6. Step 6: Final answer
    x = 53,581.32

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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.