Home / 64,173.47-88,562.30-35,879.18

Finding the Fourth Proportional to 64,173.47, 88,562.30 and 35,879.18

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Solution

The fourth proportional to 64,173.47, 88,562.30 and 35,879.18 is: 49,514.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,173.47 : 88,562.30 = 35,879.18 : x
  2. Step 2: Convert to fraction form
    64,173.47/88,562.30 = 35,879.18/x
  3. Step 3: Cross multiply
    64,173.47x = 88,562.30 × 35,879.18
  4. Step 4: Simplify right side
    64,173.47x = 3,177,542,080.71
  5. Step 5: Solve for x
    x = 3,177,542,080.71/64,173.47
  6. Step 6: Final answer
    x = 49,514.89

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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.