Home / 127,340.64-191,010.96-48,436.38

Finding the Fourth Proportional to 127,340.64, 191,010.96 and 48,436.38

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Solution

The fourth proportional to 127,340.64, 191,010.96 and 48,436.38 is: 72,654.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,340.64 : 191,010.96 = 48,436.38 : x
  2. Step 2: Convert to fraction form
    127,340.64/191,010.96 = 48,436.38/x
  3. Step 3: Cross multiply
    127,340.64x = 191,010.96 × 48,436.38
  4. Step 4: Simplify right side
    127,340.64x = 9,251,879,442.72
  5. Step 5: Solve for x
    x = 9,251,879,442.72/127,340.64
  6. Step 6: Final answer
    x = 72,654.57

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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.