Home / 64,132.75-88,505.09-35,838.51

Finding the Fourth Proportional to 64,132.75, 88,505.09 and 35,838.51

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Solution

The fourth proportional to 64,132.75, 88,505.09 and 35,838.51 is: 49,458.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,132.75 : 88,505.09 = 35,838.51 : x
  2. Step 2: Convert to fraction form
    64,132.75/88,505.09 = 35,838.51/x
  3. Step 3: Cross multiply
    64,132.75x = 88,505.09 × 35,838.51
  4. Step 4: Simplify right side
    64,132.75x = 3,171,890,553.02
  5. Step 5: Solve for x
    x = 3,171,890,553.02/64,132.75
  6. Step 6: Final answer
    x = 49,458.20

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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.