Home / 146,730.40-220,095.60-53,202.40

Finding the Fourth Proportional to 146,730.40, 220,095.60 and 53,202.40

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Solution

The fourth proportional to 146,730.40, 220,095.60 and 53,202.40 is: 79,803.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,730.40 : 220,095.60 = 53,202.40 : x
  2. Step 2: Convert to fraction form
    146,730.40/220,095.60 = 53,202.40/x
  3. Step 3: Cross multiply
    146,730.40x = 220,095.60 × 53,202.40
  4. Step 4: Simplify right side
    146,730.40x = 11,709,614,149.44
  5. Step 5: Solve for x
    x = 11,709,614,149.44/146,730.40
  6. Step 6: Final answer
    x = 79,803.60

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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.