Home / 126,261.33-189,356.95-35,055.78

Finding the Fourth Proportional to 126,261.33, 189,356.95 and 35,055.78

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Solution

The fourth proportional to 126,261.33, 189,356.95 and 35,055.78 is: 52,573.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,261.33 : 189,356.95 = 35,055.78 : x
  2. Step 2: Convert to fraction form
    126,261.33/189,356.95 = 35,055.78/x
  3. Step 3: Cross multiply
    126,261.33x = 189,356.95 × 35,055.78
  4. Step 4: Simplify right side
    126,261.33x = 6,638,054,914.40
  5. Step 5: Solve for x
    x = 6,638,054,914.40/126,261.33
  6. Step 6: Final answer
    x = 52,573.94

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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.