Home / 84,459.39-126,725.82-52,941.67

Finding the Fourth Proportional to 84,459.39, 126,725.82 and 52,941.67

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Solution

The fourth proportional to 84,459.39, 126,725.82 and 52,941.67 is: 79,435.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,459.39 : 126,725.82 = 52,941.67 : x
  2. Step 2: Convert to fraction form
    84,459.39/126,725.82 = 52,941.67/x
  3. Step 3: Cross multiply
    84,459.39x = 126,725.82 × 52,941.67
  4. Step 4: Simplify right side
    84,459.39x = 6,709,076,542.92
  5. Step 5: Solve for x
    x = 6,709,076,542.92/84,459.39
  6. Step 6: Final answer
    x = 79,435.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.