Home / 97,236.88-134,186.10-54,215.86

Finding the Fourth Proportional to 97,236.88, 134,186.10 and 54,215.86

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Solution

The fourth proportional to 97,236.88, 134,186.10 and 54,215.86 is: 74,817.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,236.88 : 134,186.10 = 54,215.86 : x
  2. Step 2: Convert to fraction form
    97,236.88/134,186.10 = 54,215.86/x
  3. Step 3: Cross multiply
    97,236.88x = 134,186.10 × 54,215.86
  4. Step 4: Simplify right side
    97,236.88x = 7,275,014,811.55
  5. Step 5: Solve for x
    x = 7,275,014,811.55/97,236.88
  6. Step 6: Final answer
    x = 74,817.44

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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.