Home / 146,070.62-219,130.16-51,276.22

Finding the Fourth Proportional to 146,070.62, 219,130.16 and 51,276.22

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Solution

The fourth proportional to 146,070.62, 219,130.16 and 51,276.22 is: 76,922.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,070.62 : 219,130.16 = 51,276.22 : x
  2. Step 2: Convert to fraction form
    146,070.62/219,130.16 = 51,276.22/x
  3. Step 3: Cross multiply
    146,070.62x = 219,130.16 × 51,276.22
  4. Step 4: Simplify right side
    146,070.62x = 11,236,167,009.62
  5. Step 5: Solve for x
    x = 11,236,167,009.62/146,070.62
  6. Step 6: Final answer
    x = 76,922.84

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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.