Home / 64,342.37-88,790.32-35,660.81

Finding the Fourth Proportional to 64,342.37, 88,790.32 and 35,660.81

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Solution

The fourth proportional to 64,342.37, 88,790.32 and 35,660.81 is: 49,210.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,342.37 : 88,790.32 = 35,660.81 : x
  2. Step 2: Convert to fraction form
    64,342.37/88,790.32 = 35,660.81/x
  3. Step 3: Cross multiply
    64,342.37x = 88,790.32 × 35,660.81
  4. Step 4: Simplify right side
    64,342.37x = 3,166,334,731.36
  5. Step 5: Solve for x
    x = 3,166,334,731.36/64,342.37
  6. Step 6: Final answer
    x = 49,210.73

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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.