Home / 43,239.88-64,773.42-39,585.16

Finding the Fourth Proportional to 43,239.88, 64,773.42 and 39,585.16

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Solution

The fourth proportional to 43,239.88, 64,773.42 and 39,585.16 is: 59,298.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,239.88 : 64,773.42 = 39,585.16 : x
  2. Step 2: Convert to fraction form
    43,239.88/64,773.42 = 39,585.16/x
  3. Step 3: Cross multiply
    43,239.88x = 64,773.42 × 39,585.16
  4. Step 4: Simplify right side
    43,239.88x = 2,564,066,194.45
  5. Step 5: Solve for x
    x = 2,564,066,194.45/43,239.88
  6. Step 6: Final answer
    x = 59,298.64

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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.