Home / 64,305.24-88,671.92-43,889.60

Finding the Fourth Proportional to 64,305.24, 88,671.92 and 43,889.60

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Solution

The fourth proportional to 64,305.24, 88,671.92 and 43,889.60 is: 60,520.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,305.24 : 88,671.92 = 43,889.60 : x
  2. Step 2: Convert to fraction form
    64,305.24/88,671.92 = 43,889.60/x
  3. Step 3: Cross multiply
    64,305.24x = 88,671.92 × 43,889.60
  4. Step 4: Simplify right side
    64,305.24x = 3,891,774,603.48
  5. Step 5: Solve for x
    x = 3,891,774,603.48/64,305.24
  6. Step 6: Final answer
    x = 60,520.33

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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.