Home / 64,259.96-88,729.74-42,770.36

Finding the Fourth Proportional to 64,259.96, 88,729.74 and 42,770.36

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Solution

The fourth proportional to 64,259.96, 88,729.74 and 42,770.36 is: 59,057.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,259.96 : 88,729.74 = 42,770.36 : x
  2. Step 2: Convert to fraction form
    64,259.96/88,729.74 = 42,770.36/x
  3. Step 3: Cross multiply
    64,259.96x = 88,729.74 × 42,770.36
  4. Step 4: Simplify right side
    64,259.96x = 3,795,002,922.51
  5. Step 5: Solve for x
    x = 3,795,002,922.51/64,259.96
  6. Step 6: Final answer
    x = 59,057.04

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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.