Home / 50,700.11-76,009.14-30,972.00

Finding the Fourth Proportional to 50,700.11, 76,009.14 and 30,972.00

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Solution

The fourth proportional to 50,700.11, 76,009.14 and 30,972.00 is: 46,432.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,700.11 : 76,009.14 = 30,972.00 : x
  2. Step 2: Convert to fraction form
    50,700.11/76,009.14 = 30,972.00/x
  3. Step 3: Cross multiply
    50,700.11x = 76,009.14 × 30,972.00
  4. Step 4: Simplify right side
    50,700.11x = 2,354,154,799.05
  5. Step 5: Solve for x
    x = 2,354,154,799.05/50,700.11
  6. Step 6: Final answer
    x = 46,432.94

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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.