Home / 43,216.58-64,760.34-39,120.32

Finding the Fourth Proportional to 43,216.58, 64,760.34 and 39,120.32

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Solution

The fourth proportional to 43,216.58, 64,760.34 and 39,120.32 is: 58,622.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,216.58 : 64,760.34 = 39,120.32 : x
  2. Step 2: Convert to fraction form
    43,216.58/64,760.34 = 39,120.32/x
  3. Step 3: Cross multiply
    43,216.58x = 64,760.34 × 39,120.32
  4. Step 4: Simplify right side
    43,216.58x = 2,533,445,224.11
  5. Step 5: Solve for x
    x = 2,533,445,224.11/43,216.58
  6. Step 6: Final answer
    x = 58,622.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.