Home / 69,468.64-95,841.84-42,235.36

Finding the Fourth Proportional to 69,468.64, 95,841.84 and 42,235.36

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Solution

The fourth proportional to 69,468.64, 95,841.84 and 42,235.36 is: 58,269.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,468.64 : 95,841.84 = 42,235.36 : x
  2. Step 2: Convert to fraction form
    69,468.64/95,841.84 = 42,235.36/x
  3. Step 3: Cross multiply
    69,468.64x = 95,841.84 × 42,235.36
  4. Step 4: Simplify right side
    69,468.64x = 4,047,914,615.46
  5. Step 5: Solve for x
    x = 4,047,914,615.46/69,468.64
  6. Step 6: Final answer
    x = 58,269.67

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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.