Home / 127,054.89-190,551.51-42,793.29

Finding the Fourth Proportional to 127,054.89, 190,551.51 and 42,793.29

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Solution

The fourth proportional to 127,054.89, 190,551.51 and 42,793.29 is: 64,179.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,054.89 : 190,551.51 = 42,793.29 : x
  2. Step 2: Convert to fraction form
    127,054.89/190,551.51 = 42,793.29/x
  3. Step 3: Cross multiply
    127,054.89x = 190,551.51 × 42,793.29
  4. Step 4: Simplify right side
    127,054.89x = 8,154,326,027.37
  5. Step 5: Solve for x
    x = 8,154,326,027.37/127,054.89
  6. Step 6: Final answer
    x = 64,179.55

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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.