Home / 127,387.62-191,083.32-48,506.22

Finding the Fourth Proportional to 127,387.62, 191,083.32 and 48,506.22

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Solution

The fourth proportional to 127,387.62, 191,083.32 and 48,506.22 is: 72,760.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,387.62 : 191,083.32 = 48,506.22 : x
  2. Step 2: Convert to fraction form
    127,387.62/191,083.32 = 48,506.22/x
  3. Step 3: Cross multiply
    127,387.62x = 191,083.32 × 48,506.22
  4. Step 4: Simplify right side
    127,387.62x = 9,268,729,558.25
  5. Step 5: Solve for x
    x = 9,268,729,558.25/127,387.62
  6. Step 6: Final answer
    x = 72,760.05

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1.5x scale

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.