Home / 66,208.90-99,313.14-26,765.56

Finding the Fourth Proportional to 66,208.90, 99,313.14 and 26,765.56

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Solution

The fourth proportional to 66,208.90, 99,313.14 and 26,765.56 is: 40,148.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,208.90 : 99,313.14 = 26,765.56 : x
  2. Step 2: Convert to fraction form
    66,208.90/99,313.14 = 26,765.56/x
  3. Step 3: Cross multiply
    66,208.90x = 99,313.14 × 26,765.56
  4. Step 4: Simplify right side
    66,208.90x = 2,658,171,807.46
  5. Step 5: Solve for x
    x = 2,658,171,807.46/66,208.90
  6. Step 6: Final answer
    x = 40,148.26

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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.