Home / 93,028.24-139,548.28-30,699.28

Finding the Fourth Proportional to 93,028.24, 139,548.28 and 30,699.28

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Solution

The fourth proportional to 93,028.24, 139,548.28 and 30,699.28 is: 46,050.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,028.24 : 139,548.28 = 30,699.28 : x
  2. Step 2: Convert to fraction form
    93,028.24/139,548.28 = 30,699.28/x
  3. Step 3: Cross multiply
    93,028.24x = 139,548.28 × 30,699.28
  4. Step 4: Simplify right side
    93,028.24x = 4,284,031,721.24
  5. Step 5: Solve for x
    x = 4,284,031,721.24/93,028.24
  6. Step 6: Final answer
    x = 46,050.87

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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.