Home / 97,771.20-134,924.10-53,059.20

Finding the Fourth Proportional to 97,771.20, 134,924.10 and 53,059.20

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Solution

The fourth proportional to 97,771.20, 134,924.10 and 53,059.20 is: 73,221.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,771.20 : 134,924.10 = 53,059.20 : x
  2. Step 2: Convert to fraction form
    97,771.20/134,924.10 = 53,059.20/x
  3. Step 3: Cross multiply
    97,771.20x = 134,924.10 × 53,059.20
  4. Step 4: Simplify right side
    97,771.20x = 7,158,964,806.72
  5. Step 5: Solve for x
    x = 7,158,964,806.72/97,771.20
  6. Step 6: Final answer
    x = 73,221.61

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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.