Home / 93,029.24-139,549.78-30,700.28

Finding the Fourth Proportional to 93,029.24, 139,549.78 and 30,700.28

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Solution

The fourth proportional to 93,029.24, 139,549.78 and 30,700.28 is: 46,052.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,029.24 : 139,549.78 = 30,700.28 : x
  2. Step 2: Convert to fraction form
    93,029.24/139,549.78 = 30,700.28/x
  3. Step 3: Cross multiply
    93,029.24x = 139,549.78 × 30,700.28
  4. Step 4: Simplify right side
    93,029.24x = 4,284,217,319.94
  5. Step 5: Solve for x
    x = 4,284,217,319.94/93,029.24
  6. Step 6: Final answer
    x = 46,052.37

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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.