Home / 126,133.23-189,152.58-41,877.84

Finding the Fourth Proportional to 126,133.23, 189,152.58 and 41,877.84

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Solution

The fourth proportional to 126,133.23, 189,152.58 and 41,877.84 is: 62,801.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,133.23 : 189,152.58 = 41,877.84 : x
  2. Step 2: Convert to fraction form
    126,133.23/189,152.58 = 41,877.84/x
  3. Step 3: Cross multiply
    126,133.23x = 189,152.58 × 41,877.84
  4. Step 4: Simplify right side
    126,133.23x = 7,921,301,480.83
  5. Step 5: Solve for x
    x = 7,921,301,480.83/126,133.23
  6. Step 6: Final answer
    x = 62,801.07

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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.