Home / 97,798.28-134,960.82-55,356.44

Finding the Fourth Proportional to 97,798.28, 134,960.82 and 55,356.44

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Solution

The fourth proportional to 97,798.28, 134,960.82 and 55,356.44 is: 76,391.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,798.28 : 134,960.82 = 55,356.44 : x
  2. Step 2: Convert to fraction form
    97,798.28/134,960.82 = 55,356.44/x
  3. Step 3: Cross multiply
    97,798.28x = 134,960.82 × 55,356.44
  4. Step 4: Simplify right side
    97,798.28x = 7,470,950,534.68
  5. Step 5: Solve for x
    x = 7,470,950,534.68/97,798.28
  6. Step 6: Final answer
    x = 76,391.43

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1.5x scale

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.