Home / 76,344.57-114,566.16-29,597.45

Finding the Fourth Proportional to 76,344.57, 114,566.16 and 29,597.45

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Solution

The fourth proportional to 76,344.57, 114,566.16 and 29,597.45 is: 44,415.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,344.57 : 114,566.16 = 29,597.45 : x
  2. Step 2: Convert to fraction form
    76,344.57/114,566.16 = 29,597.45/x
  3. Step 3: Cross multiply
    76,344.57x = 114,566.16 × 29,597.45
  4. Step 4: Simplify right side
    76,344.57x = 3,390,865,619.46
  5. Step 5: Solve for x
    x = 3,390,865,619.46/76,344.57
  6. Step 6: Final answer
    x = 44,415.28

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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.