Home / 97,777.46-134,940.27-54,754.77

Finding the Fourth Proportional to 97,777.46, 134,940.27 and 54,754.77

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Solution

The fourth proportional to 97,777.46, 134,940.27 and 54,754.77 is: 75,565.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,777.46 : 134,940.27 = 54,754.77 : x
  2. Step 2: Convert to fraction form
    97,777.46/134,940.27 = 54,754.77/x
  3. Step 3: Cross multiply
    97,777.46x = 134,940.27 × 54,754.77
  4. Step 4: Simplify right side
    97,777.46x = 7,388,623,447.59
  5. Step 5: Solve for x
    x = 7,388,623,447.59/97,777.46
  6. Step 6: Final answer
    x = 75,565.72

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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.