Home / 64,625.88-96,965.54-28,583.38

Finding the Fourth Proportional to 64,625.88, 96,965.54 and 28,583.38

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Solution

The fourth proportional to 64,625.88, 96,965.54 and 28,583.38 is: 42,886.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,625.88 : 96,965.54 = 28,583.38 : x
  2. Step 2: Convert to fraction form
    64,625.88/96,965.54 = 28,583.38/x
  3. Step 3: Cross multiply
    64,625.88x = 96,965.54 × 28,583.38
  4. Step 4: Simplify right side
    64,625.88x = 2,771,602,962.20
  5. Step 5: Solve for x
    x = 2,771,602,962.20/64,625.88
  6. Step 6: Final answer
    x = 42,886.89

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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.