Home / 97,973.63-135,214.19-55,527.61

Finding the Fourth Proportional to 97,973.63, 135,214.19 and 55,527.61

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Solution

The fourth proportional to 97,973.63, 135,214.19 and 55,527.61 is: 76,634.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,973.63 : 135,214.19 = 55,527.61 : x
  2. Step 2: Convert to fraction form
    97,973.63/135,214.19 = 55,527.61/x
  3. Step 3: Cross multiply
    97,973.63x = 135,214.19 × 55,527.61
  4. Step 4: Simplify right side
    97,973.63x = 7,508,120,498.70
  5. Step 5: Solve for x
    x = 7,508,120,498.70/97,973.63
  6. Step 6: Final answer
    x = 76,634.09

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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.