Home / 64,783.27-96,955.43-39,839.12

Finding the Fourth Proportional to 64,783.27, 96,955.43 and 39,839.12

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Solution

The fourth proportional to 64,783.27, 96,955.43 and 39,839.12 is: 59,623.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,783.27 : 96,955.43 = 39,839.12 : x
  2. Step 2: Convert to fraction form
    64,783.27/96,955.43 = 39,839.12/x
  3. Step 3: Cross multiply
    64,783.27x = 96,955.43 × 39,839.12
  4. Step 4: Simplify right side
    64,783.27x = 3,862,618,326.45
  5. Step 5: Solve for x
    x = 3,862,618,326.45/64,783.27
  6. Step 6: Final answer
    x = 59,623.70

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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.