Home / 127,800.48-191,674.32-34,284

Finding the Fourth Proportional to 127,800.48, 191,674.32 and 34,284

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Solution

The fourth proportional to 127,800.48, 191,674.32 and 34,284 is: 51,418.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,800.48 : 191,674.32 = 34,284 : x
  2. Step 2: Convert to fraction form
    127,800.48/191,674.32 = 34,284/x
  3. Step 3: Cross multiply
    127,800.48x = 191,674.32 × 34,284
  4. Step 4: Simplify right side
    127,800.48x = 6,571,362,386.88
  5. Step 5: Solve for x
    x = 6,571,362,386.88/127,800.48
  6. Step 6: Final answer
    x = 51,418.92

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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.