Home / 64,179.92-88,586.80-45,064.35

Finding the Fourth Proportional to 64,179.92, 88,586.80 and 45,064.35

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Solution

The fourth proportional to 64,179.92, 88,586.80 and 45,064.35 is: 62,201.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,179.92 : 88,586.80 = 45,064.35 : x
  2. Step 2: Convert to fraction form
    64,179.92/88,586.80 = 45,064.35/x
  3. Step 3: Cross multiply
    64,179.92x = 88,586.80 × 45,064.35
  4. Step 4: Simplify right side
    64,179.92x = 3,992,106,447.92
  5. Step 5: Solve for x
    x = 3,992,106,447.92/64,179.92
  6. Step 6: Final answer
    x = 62,201.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.