Home / 76,796.05-105,983.40-46,584.22

Finding the Fourth Proportional to 76,796.05, 105,983.40 and 46,584.22

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Solution

The fourth proportional to 76,796.05, 105,983.40 and 46,584.22 is: 64,289.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,796.05 : 105,983.40 = 46,584.22 : x
  2. Step 2: Convert to fraction form
    76,796.05/105,983.40 = 46,584.22/x
  3. Step 3: Cross multiply
    76,796.05x = 105,983.40 × 46,584.22
  4. Step 4: Simplify right side
    76,796.05x = 4,937,154,021.95
  5. Step 5: Solve for x
    x = 4,937,154,021.95/76,796.05
  6. Step 6: Final answer
    x = 64,289.17

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1.5x scale

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.