Home / 88,829.52-122,572.94-57,041.48

Finding the Fourth Proportional to 88,829.52, 122,572.94 and 57,041.48

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Solution

The fourth proportional to 88,829.52, 122,572.94 and 57,041.48 is: 78,709.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,829.52 : 122,572.94 = 57,041.48 : x
  2. Step 2: Convert to fraction form
    88,829.52/122,572.94 = 57,041.48/x
  3. Step 3: Cross multiply
    88,829.52x = 122,572.94 × 57,041.48
  4. Step 4: Simplify right side
    88,829.52x = 6,991,741,905.55
  5. Step 5: Solve for x
    x = 6,991,741,905.55/88,829.52
  6. Step 6: Final answer
    x = 78,709.67

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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.