Home / 64,470.90-88,965.39-35,788.32

Finding the Fourth Proportional to 64,470.90, 88,965.39 and 35,788.32

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Solution

The fourth proportional to 64,470.90, 88,965.39 and 35,788.32 is: 49,385.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,470.90 : 88,965.39 = 35,788.32 : x
  2. Step 2: Convert to fraction form
    64,470.90/88,965.39 = 35,788.32/x
  3. Step 3: Cross multiply
    64,470.90x = 88,965.39 × 35,788.32
  4. Step 4: Simplify right side
    64,470.90x = 3,183,921,846.24
  5. Step 5: Solve for x
    x = 3,183,921,846.24/64,470.90
  6. Step 6: Final answer
    x = 49,385.41

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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.