Home / 53,139.32-73,313.10-35,243

Finding the Fourth Proportional to 53,139.32, 73,313.10 and 35,243

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Solution

The fourth proportional to 53,139.32, 73,313.10 and 35,243 is: 48,622.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,139.32 : 73,313.10 = 35,243 : x
  2. Step 2: Convert to fraction form
    53,139.32/73,313.10 = 35,243/x
  3. Step 3: Cross multiply
    53,139.32x = 73,313.10 × 35,243
  4. Step 4: Simplify right side
    53,139.32x = 2,583,773,583.30
  5. Step 5: Solve for x
    x = 2,583,773,583.30/53,139.32
  6. Step 6: Final answer
    x = 48,622.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.