Home / 66,259.09-99,420.53-32,982.07

Finding the Fourth Proportional to 66,259.09, 99,420.53 and 32,982.07

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Solution

The fourth proportional to 66,259.09, 99,420.53 and 32,982.07 is: 49,488.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,259.09 : 99,420.53 = 32,982.07 : x
  2. Step 2: Convert to fraction form
    66,259.09/99,420.53 = 32,982.07/x
  3. Step 3: Cross multiply
    66,259.09x = 99,420.53 × 32,982.07
  4. Step 4: Simplify right side
    66,259.09x = 3,279,094,879.90
  5. Step 5: Solve for x
    x = 3,279,094,879.90/66,259.09
  6. Step 6: Final answer
    x = 49,488.98

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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.