Home / 64,116.39-88,480.32-35,438.07

Finding the Fourth Proportional to 64,116.39, 88,480.32 and 35,438.07

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Solution

The fourth proportional to 64,116.39, 88,480.32 and 35,438.07 is: 48,904.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,116.39 : 88,480.32 = 35,438.07 : x
  2. Step 2: Convert to fraction form
    64,116.39/88,480.32 = 35,438.07/x
  3. Step 3: Cross multiply
    64,116.39x = 88,480.32 × 35,438.07
  4. Step 4: Simplify right side
    64,116.39x = 3,135,571,972.69
  5. Step 5: Solve for x
    x = 3,135,571,972.69/64,116.39
  6. Step 6: Final answer
    x = 48,904.37

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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.