Home / 64,260.10-88,616.73-50,107.78

Finding the Fourth Proportional to 64,260.10, 88,616.73 and 50,107.78

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Solution

The fourth proportional to 64,260.10, 88,616.73 and 50,107.78 is: 69,100.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,260.10 : 88,616.73 = 50,107.78 : x
  2. Step 2: Convert to fraction form
    64,260.10/88,616.73 = 50,107.78/x
  3. Step 3: Cross multiply
    64,260.10x = 88,616.73 × 50,107.78
  4. Step 4: Simplify right side
    64,260.10x = 4,440,387,611.16
  5. Step 5: Solve for x
    x = 4,440,387,611.16/64,260.10
  6. Step 6: Final answer
    x = 69,100.23

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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.