Home / 97,725.68-134,861.94-55,283.32

Finding the Fourth Proportional to 97,725.68, 134,861.94 and 55,283.32

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Solution

The fourth proportional to 97,725.68, 134,861.94 and 55,283.32 is: 76,291.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,725.68 : 134,861.94 = 55,283.32 : x
  2. Step 2: Convert to fraction form
    97,725.68/134,861.94 = 55,283.32/x
  3. Step 3: Cross multiply
    97,725.68x = 134,861.94 × 55,283.32
  4. Step 4: Simplify right side
    97,725.68x = 7,455,615,784.84
  5. Step 5: Solve for x
    x = 7,455,615,784.84/97,725.68
  6. Step 6: Final answer
    x = 76,291.27

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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.