Home / 43,443.08-65,063.40-42,245.84

Finding the Fourth Proportional to 43,443.08, 65,063.40 and 42,245.84

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Solution

The fourth proportional to 43,443.08, 65,063.40 and 42,245.84 is: 63,270.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,443.08 : 65,063.40 = 42,245.84 : x
  2. Step 2: Convert to fraction form
    43,443.08/65,063.40 = 42,245.84/x
  3. Step 3: Cross multiply
    43,443.08x = 65,063.40 × 42,245.84
  4. Step 4: Simplify right side
    43,443.08x = 2,748,657,986.26
  5. Step 5: Solve for x
    x = 2,748,657,986.26/43,443.08
  6. Step 6: Final answer
    x = 63,270.33

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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.