Home / 93,072.24-139,497.39-64,839.42

Finding the Fourth Proportional to 93,072.24, 139,497.39 and 64,839.42

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Solution

The fourth proportional to 93,072.24, 139,497.39 and 64,839.42 is: 97,181.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,072.24 : 139,497.39 = 64,839.42 : x
  2. Step 2: Convert to fraction form
    93,072.24/139,497.39 = 64,839.42/x
  3. Step 3: Cross multiply
    93,072.24x = 139,497.39 × 64,839.42
  4. Step 4: Simplify right side
    93,072.24x = 9,044,929,859.11
  5. Step 5: Solve for x
    x = 9,044,929,859.11/93,072.24
  6. Step 6: Final answer
    x = 97,181.82

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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.