Home / 64,434.08-88,914.48-35,755.20

Finding the Fourth Proportional to 64,434.08, 88,914.48 and 35,755.20

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Solution

The fourth proportional to 64,434.08, 88,914.48 and 35,755.20 is: 49,339.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,434.08 : 88,914.48 = 35,755.20 : x
  2. Step 2: Convert to fraction form
    64,434.08/88,914.48 = 35,755.20/x
  3. Step 3: Cross multiply
    64,434.08x = 88,914.48 × 35,755.20
  4. Step 4: Simplify right side
    64,434.08x = 3,179,155,015.30
  5. Step 5: Solve for x
    x = 3,179,155,015.30/64,434.08
  6. Step 6: Final answer
    x = 49,339.65

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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.