Home / 127,333.52-191,022.36-48,454.64

Finding the Fourth Proportional to 127,333.52, 191,022.36 and 48,454.64

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Solution

The fourth proportional to 127,333.52, 191,022.36 and 48,454.64 is: 72,690.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,333.52 : 191,022.36 = 48,454.64 : x
  2. Step 2: Convert to fraction form
    127,333.52/191,022.36 = 48,454.64/x
  3. Step 3: Cross multiply
    127,333.52x = 191,022.36 × 48,454.64
  4. Step 4: Simplify right side
    127,333.52x = 9,255,919,685.75
  5. Step 5: Solve for x
    x = 9,255,919,685.75/127,333.52
  6. Step 6: Final answer
    x = 72,690.36

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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.