Home / 92,984.88-128,318.40-50,542.32

Finding the Fourth Proportional to 92,984.88, 128,318.40 and 50,542.32

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Solution

The fourth proportional to 92,984.88, 128,318.40 and 50,542.32 is: 69,748.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,984.88 : 128,318.40 = 50,542.32 : x
  2. Step 2: Convert to fraction form
    92,984.88/128,318.40 = 50,542.32/x
  3. Step 3: Cross multiply
    92,984.88x = 128,318.40 × 50,542.32
  4. Step 4: Simplify right side
    92,984.88x = 6,485,509,634.69
  5. Step 5: Solve for x
    x = 6,485,509,634.69/92,984.88
  6. Step 6: Final answer
    x = 69,748.00

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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.