Home / 76,973.07-115,372.08-32,572.11

Finding the Fourth Proportional to 76,973.07, 115,372.08 and 32,572.11

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Solution

The fourth proportional to 76,973.07, 115,372.08 and 32,572.11 is: 48,821.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,973.07 : 115,372.08 = 32,572.11 : x
  2. Step 2: Convert to fraction form
    76,973.07/115,372.08 = 32,572.11/x
  3. Step 3: Cross multiply
    76,973.07x = 115,372.08 × 32,572.11
  4. Step 4: Simplify right side
    76,973.07x = 3,757,912,080.69
  5. Step 5: Solve for x
    x = 3,757,912,080.69/76,973.07
  6. Step 6: Final answer
    x = 48,821.13

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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.