Home / 126,817.29-189,967.59-60,055.02

Finding the Fourth Proportional to 126,817.29, 189,967.59 and 60,055.02

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Solution

The fourth proportional to 126,817.29, 189,967.59 and 60,055.02 is: 89,960.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,817.29 : 189,967.59 = 60,055.02 : x
  2. Step 2: Convert to fraction form
    126,817.29/189,967.59 = 60,055.02/x
  3. Step 3: Cross multiply
    126,817.29x = 189,967.59 × 60,055.02
  4. Step 4: Simplify right side
    126,817.29x = 11,408,507,416.80
  5. Step 5: Solve for x
    x = 11,408,507,416.80/126,817.29
  6. Step 6: Final answer
    x = 89,960.19

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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.