Home / 97,560.84-134,633.68-55,119.36

Finding the Fourth Proportional to 97,560.84, 134,633.68 and 55,119.36

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Solution

The fourth proportional to 97,560.84, 134,633.68 and 55,119.36 is: 76,064.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,560.84 : 134,633.68 = 55,119.36 : x
  2. Step 2: Convert to fraction form
    97,560.84/134,633.68 = 55,119.36/x
  3. Step 3: Cross multiply
    97,560.84x = 134,633.68 × 55,119.36
  4. Step 4: Simplify right side
    97,560.84x = 7,420,922,276.04
  5. Step 5: Solve for x
    x = 7,420,922,276.04/97,560.84
  6. Step 6: Final answer
    x = 76,064.56

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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.