Home / 146,549.92-219,776.64-51,762.88

Finding the Fourth Proportional to 146,549.92, 219,776.64 and 51,762.88

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Solution

The fourth proportional to 146,549.92, 219,776.64 and 51,762.88 is: 77,627.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,549.92 : 219,776.64 = 51,762.88 : x
  2. Step 2: Convert to fraction form
    146,549.92/219,776.64 = 51,762.88/x
  3. Step 3: Cross multiply
    146,549.92x = 219,776.64 × 51,762.88
  4. Step 4: Simplify right side
    146,549.92x = 11,376,271,843.12
  5. Step 5: Solve for x
    x = 11,376,271,843.12/146,549.92
  6. Step 6: Final answer
    x = 77,627.28

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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.